Smallville

S01E01 Pilot 2001-10-16

In rural Kansas, teenage Clark Kent saves the life of Lex Luthor after a car accident.

S01E02 Metamorphosis 2001-10-23

A bug-loving teen is infused with superpowers after a bizarre accident, and the boy sets out to steal Lana's heart and dispose of her current boyfriend, an intimidating jock who warns the "bug boy" to stay away from Lana. Meanwhile, Lex asks the Kents to cater a party he is throwing.

S01E03 Hothead 2001-10-30

The Smallville High School football coach asks Clark to join the squad, something Jonathan fears may jeopardize the teen's secret and the safety of the other players. What Clark doesn't know is that the coach has some powers up his sleeve as well, and he's using them to cover up a cheating scandal involving his players. Elsewhere, Lex faces off against his father over business practices; and Lana quits the cheerleading squad.

S01E04 X-Ray 2001-11-06

Clark battles intense headaches as he tries to adjust to his emerging power of X-ray vision, an ability that he cannot control. Also, Lex is framed for an armed robbery by a teenage girl who can take on the appearance of anyone she chooses. Elsewhere, Lana finds her mother's journal and accuses her aunt of lying to her.

S01E05 Cool 2001-11-13

After falling through the ice and nearly drowning, a teen finds that he cannot keep himself warm without extracting heat from an outside source---mainly other people. Meanwhile, Lex persuades Clark to ask Lana out on a platonic date.

S01E06 Hourglass 2001-11-20

Clark volunteers at a nursing home, where he meets a blind woman who claims that she can see the future---and that someone close to him will die soon. Meanwhile, another resident of the home regains his youth after falling into a lake lined with kryptonite, and he sets out to kill the descendants of jurors who convicted him of murder when he was young.

S01E07 Craving 2001-11-27

An overweight teen becomes excessively thin after eating vegetables tainted with kryptonite, but she also develops a voracious appetite for food---including human flesh. Meanwhile, Clark ponders what to get Lana for her birthday; Whitney gets a tryout for a college football team; and Lex learns some disturbing news about his health.

S01E08 Jitters 2001-12-11

An old Kent family friend, who suffers from uncontrollably violent convulsions after working for Luthor Corp., shows up at the farm after accidentally killing a man in Metropolis. Meanwhile, when Clark's parents head to the city for a romantic getaway, the teen decides to host a party that soon gets out of hand.

S01E09 Rogue 2002-01-15

A corrupt Metropolis police detective sees Clark stop an out-of-control bus barreling toward a homeless man, and the cop threatens to expose the teen's secret unless he does what the lawman wants. Meanwhile, a rich old flame visits Lex and asks him to reconsider his position in his father's company.

S01E10 Shimmer 2002-01-29

A teen whose family lives and works in the Luthor mansion has a crush on Lex, and her jealousy of the tycoon's new girlfriend brings forth vandalism by an invisible perpetrator. Meanwhile, Clark volunteers to work with Lana on a school blood drive after she and Whitney have a fight.

S01E11 Hug 2002-02-05

A crooked businessman who can get people to do whatever he wants by touching their hands sets out to buy the Kent farm so he can build an industrial plant in Smallville. Meanwhile, Clark and Lana argue over a physical confrontation between Whitney and a town hermit.

S01E12 Leech 2002-02-12

Clark's superpowers are transferred to a fellow student after a bolt of lightning strikes the future Man of Steel while trying to rescue the awkward teen during a class trip. Meanwhile, Lana learns that her aunt is selling the family movie theater, which is of sentimental value to her.

S01E13 Kinetic 2002-02-26

Chloe is seriously injured during a robbery at Lex's mansion that is perpetrated by three masked young men who can pass through walls. Meanwhile, Whitney's personal problems make him a target for the three bandits.

S01E14 Zero 2002-03-12

An incident from Lex's past returns to haunt him when a man he believed died in a shooting incident returns from the grave to ruin his reputation. Meanwhile, Chloe starts digging into Clark's adoption history.

S01E15 Nicodemus 2002-03-19

Dr. Hamilton irradiates an extinct flower with meteor radiation, releasing an infection that causes uninhibited behavior, coma, and death... and Jonathan and Lana are among its victims.

S01E16 Stray 2002-04-16

The Kents take in a mysterious youngster who can read minds, after he is accidentally struck by their pickup truck while fleeing from a murderous thief. Meanwhile, Lionel Luther offers Lex a job in Metropolis, but Lex is skeptical of his father's generosity.

S01E17 Reaper 2002-04-23

A fall from a tall building embeds a kryptonite fragment into a man's arm, and he develops the ability to burn his victims to death with his bare hands. Meanwhile, Clark dreads going on a yearly fishing trip with Jonathan and he tells him so in a fit of anger.

S01E18 Drone 2002-04-30

Clark decides to run for class president after Pete nominates him, but the teen faces off against a candidate with the secret ability to control a swarm of killer bees. Meanwhile, a Metropolis newspaper reporter sets out to write an exclusive feature on Lex, against the billionaire's wishes.

S01E19 Crush 2002-05-07

Clark finally learns that Chloe has a crush on him and he begins to question how he feels about her. But his indecisiveness leads to her interest in another student, an artist with telekinetic abilities whose hands were damaged in a car accident.

S01E20 Obscura 2002-05-14

A head injury gives Lana the ability to see through the eyes of a kidnapper who abducts Chloe and keeps her bound and blindfolded in a dark room filled with giant teddy bears. Meanwhile, an ambitious newspaper reporter provides Lex with new information about the meteor shower.

S01E21 Tempest 2002-05-21

Lionel Luthor announces plans to close the LutherCorp plant in Smallville, but Lex won't let his father shut it down without a fight. Meanwhile, Chloe tells Clark that she and her father may have to move back to Metropolis so her dad can find a new job; and Whitney surprises Lana by enlisting in the Marines.

S02E01 Vortex 2002-09-24

Clark rescues Lana from a destructive twister that tears through town, but his good fortune is short-lived as he discovers that his dad is missing. Meanwhile, Lex's hesitation in a moment of crisis leads to serious injuries to his own father.

S02E02 Heat 2002-10-01

Lex impulsively marries a woman two weeks after he meets her, unknowingly moved by her ability to control a man's mind by emitting a kind of pheromone mist. He's also unaware that she plans to kill him so that she can inherit his fortune. Elsewhere, Clark has trouble controlling his newest power---heat vision.

S02E03 Duplicity 2002-10-08

Clark tells Pete about his extraterrestrial powers after Pete finds Clark's spaceship and insists on hiding it in a shed in his own yard, but the craft is soon stolen by a scientist. Meanwhile, Lionel Luthor claims he wants to spend more time with Lex; and Lana is suspicious of her aunt's new boyfriend.

S02E04 Red 2002-10-15

Clark's behavior radically changes after getting his school ring, which has a red kryptonite stone in the setting. His reckless conduct threatens the safety of his family and friends. Meanwhile, a new student at Smallville High is hunted by a psychotic U.S. marshal.

S02E05 Nocturne 2002-10-22

A teen who is kept locked in the basement of his parents' house during the day sneaks out at night and leaves love letters for Lana at her parents' graves. Meanwhile, Lionel Luthor hires Clark's mother as his personal assistant.

S02E06 Redux 2002-10-29

Family secrets abound as Martha goes behind Jonathan's back to ask her father for money after the family's bills pile up; and Lana finds pictures of her mother with another man that were taken after her parents were married. Meanwhile, a healthy high-school student dies of old age shortly after kissing his girlfriend; and Clark has a run-in with the new school principal.

S02E07 Lineage 2002-11-05

A woman arrives in Smallville and tells Clark that she's his biological mother and informs Lex that Lionel is the father. Plus, she wants Clark to take a DNA test to confirm her story. Meanwhile, Lana decides to meet the man who could be her biological father.

S02E08 Ryan 2002-11-12

Clark rescues a teenage mind reader from a laboratory where a maniacal scientist performs cruel cognitive experiments on the youngster. Meanwhile, Lex crosses swords with the corrupt mayor of Smallville over a potential business deal.

S02E09 Dichotic 2002-11-19

A Smallville honor student who can clone himself at will kills a teacher to avoid a bad grade, then develops a romantic interest in Chloe and Lana. Meanwhile, Martha feels guilty about her career choices after Jonathan is injured in an accident on the Kent farm while she is at work.

S02E10 Skinwalker 2002-11-26

Clark meets a Native American girl in a cave and discovers drawings on the walls from the girl's ancestors that tell a tale mirroring Clark's arrival in Smallville during a meteor shower. Meanwhile, Lana learns the results of a DNA test that could prove her kinship to Henry Small.

S02E11 Visage 2003-01-14

One of Clark's former adversaries returns to Smallville and causes a rift between Lana and Clark. Elsewhere, Lex accuses a woman he's dating of spying on him for Lionel Luthor.

S02E12 Insurgence 2003-01-21

Lex hires goons to plant listening devices in his father's Metropolis office, but things go awry when the thugs decide to rob the tycoon's vault instead and end up taking two hostages: Lionel Luthor and Martha Kent. Meanwhile, Lana learns that her biological father's wife has agreed to meet with her, but the encounter proves to be a tense one.

S02E13 Suspect 2003-01-28

Lionel Luthor is shot by an unknown assailant and Jonathan Kent is arrested for the crime after the police find him with a gun and a bottle of tequila. Meanwhile, Lex does some digging of his own and begins to suspect that someone else pulled the trigger, but his reluctance to share this information leads to a clash with Clark.

S02E14 Rush 2003-02-04

A strange parasite invades Pete's body and feeds on the teen's adrenal glands, causing him to shake off his inhibitions and engage in wild and dangerous behavior. Meanwhile, Clark gathers his courage and asks Lana for a date, which she eagerly accepts.

S02E15 Prodigal 2003-02-11

Lex finds his long-lost brother, Lucas, and tries to persuade his sibling to help him stage a financial coup against their father. Unfortunately, Lex's plan backfires. Meanwhile, Clark applies for a position at Lana's coffee shop.

S02E16 Fever 2003-02-18

Martha is hospitalized after becoming seriously ill from exposure to kryptonite spores in the Kent's storm cellar, and Jonathan learns there are complications. Meanwhile, Lex's girlfriend is offered a lucrative position at a hospital far away from Smallville.

S02E17 Rosetta 2003-02-25

After seeing a newspaper photo of a Kryptonian symbol burned into the side of the Kents' farmhouse, a reclusive physicist takes an interest in Clark and offers the teen information on his alien origins. Meanwhile, Chloe catches Lana looking through private files on her computer.

S02E18 Visitor 2003-04-15

Clark thinks an awkward new student who claims to be an extraterrestrial might be telling the truth after he sees the teen start a fire with his eyes and heal a sick horse with his touch. Meanwhile, Lex's lovelife heats up when he asks Helen to move into the mansion with him.

S02E19 Precipice 2003-04-22

Clark is arrested and his family faces a civil lawsuit after the teen defends Lana by hurling an unruly college student onto the hood of an oncoming police car. Elsewhere, Helen's former boyfriend arrives in Smallville and causes trouble for Lex by filing a false assault charge against him.

S02E20 Witness 2003-04-29

Clark witnesses a popular Smallville baseball player steal a shipment of refined kryptonite from a LuthorCorp truck to enhance his athletic abilities. Meanwhile, Lana's relationship with her father improves, while Clark's friendship with Chloe deteriorates.

S02E21 Accelerate 2003-05-06

Lana thinks she sees the ghost of a childhood friend who died years before when she's visited by a 10-year-old girl, so Clark sets out to find a logical explanation for the incidents. In other developments, Lex prepares for his wedding by meeting with an event coordinator; and Jonathan begins building a crib in anticipation of the new baby.

S02E22 Calling 2003-05-13

Part 1 of two. Clark kisses Lana, then he hears a cryptic message from an unknown source that matches the ranting of a crazed linguist who was injured by a Kryptonian energy beam while inspecting the cave. Elsewhere, someone breaks into Helen's office and steals a sample of Clark's blood.

S02E23 Exodus 2003-05-20

The conclusion of a two-part episode in which Clark learns the mysterious voice calling to him belongs to his Kryptonian father, who tells him to leave Smallville to prepare for his role as Earth's ruler. Meanwhile, Lex's wedding is jeopardized when he makes a confession to Helen that causes her to question their entire relationship.

S03E01 Exile 2003-10-01

Part 1 of two. Clark, who was last seen donning a red-kryptonite ring and fleeing to Metropolis on a motorcycle, faces pressure to return home. Also: Lex's fate is revealed.

S03E02 Phoenix 2003-10-08

In the conclusion, crime boss Morgan Edge tracks down Clark to get the package he took from LuthorCorp. Elsewhere, Lex confronts Helen about what really happened the night his plane crashed.

S03E03 Extinction 2003-10-15

A teenager is hunting down Smallville residents who were altered by kryptonite rocks, and he inadvertently discovers Clark's abilities when the boy of steel saves Lex from being the hunter's next victim.

S03E04 Slumber 2003-10-22

Clark has a dream that his new neighbor, whom he hasn't met, is being haunted by a mysterious demon-like figure.

S03E05 Perry 2003-10-29

The future Daily Planet editor-in-chief Perry White, who's working as a tabloid TV reporter researching meteor phenomena, suspects Clark has super abilities after he's rescued by the teen. Meanwhile, Clark has trouble controlling his powers.

S03E06 Relic 2003-11-05

After Clark sees visions of a 40-year-old murder involving Lana's great-aunt and great-uncle, he begins an investigation into the past that reveals secrets about his Kryptonian family history.

S03E07 Magnetic 2003-11-12

Lana's sudden attraction to a teen with magnetic powers arouses Clark's suspicions that the boy is able to control her mind. Elsewhere, Lex confronts Chloe about her past investigations of his father.

S03E08 Shattered 2003-11-19

Lex tells Clark that assassins tried to kill him and that he recently met with the presumed-dead Morgan Edge, but Clark is skeptical of his claims since Lex has been having trouble separating reality from paranoid delusions.

S03E09 Asylum 2004-01-14

Clark tries to prove Lex's sanity and prevent Lionel from forcing electroshock therapy on his son. Also, Lana meets a mysterious guy in the hospital while recovering from her injuries; and Clark runs into former enemies who plan to steal his strength.

S03E10 Whisper 2004-01-21

Clark loses his sight and gains superhuman hearing, which he can't control, when he attempts to stop a jewelry-store robbery involving a teen with a powerful scream. Also, Clark learns that Chloe did research on him for Lionel; Pete is kidnapped.

S03E11 Delete 2004-01-28

Clark and Lana unwillingly attack Chloe on separate occasions after being hypnotized by subliminal e-mail messages. In other events, Lana grows suspicious of Adam after he reveals his unusually adept martial-arts skills.

S03E12 Hereafter 2004-02-04

Clark befriends a teen who has uncontrollable premonitions about the future whenever he comes into contact with other people. Elsewhere, Lana grows more suspicious of Adam after he has a series of violent dreams.

S03E13 Velocity 2004-02-11

Pete gets in over his head when he gets involved in illegal street racing using Kryptonite-fueled cars; Lana confronts Adam about his mysterious past; and Chloe continues to secretly investigate Adam's background.

S03E14 Obsession 2004-02-18

A student who has the ability to teleport herself---as well as anything she touches---develops a crush on Clark after he reveals his own powers while saving her from an elevator mishap. Elsewhere, Lana learns Adam has been keeping a daily log on her and Clark and threatens to have him evicted.

S03E15 Resurrection 2004-02-25

Clark befriends a teen whose brother is mysteriously raised from the dead after succumbing to liver disease. Also: Jonathan learns he must undergo triple-bypass surgery.

S03E16 Crisis 2004-03-03

Clark gets a panicked phone call from Lana in which he hears her being killed. When he finds out the call is from the future, he tries to change the present, hoping to alter fate. Elsewhere, Lex tells his dad he wants to be in charge of the "resurrection serum" project.

S03E17 Legacy 2004-04-14

Lionel makes a deal with Dr. Virgil Swann, hoping to uncover the secrets behind the Indian cave drawings. Elsewhere, Jonathan continues to struggle with his own mortality; and Lex works as an informant for the FBI against his will.

S03E18 Truth 2004-04-21

A chemical accident at the LuthorCorp plant gives Chloe the ability to make people tell her the truth. When Lionel learns of Chloe's new power, he tries to exploit it by forcing her to uncover Clark's secrets.

S03E19 Memoria 2004-04-28

Lex undergoes a series of experimental procedures with Dr. Garner to try and retrieve the memories he lost while he was delusional. Elsewhere, Lana is accepted to art school in Paris, but she has to find a way to pay for it.

S03E20 Talisman 2004-05-05

A Kawatche grad student gets superpowers similar to Clark's when he picks up an ancient knife found in the Indian caves. Elsewhere, Lana and Chloe plan a surprise birthday party for Clark at Lex's mansion; and Lex wants to sell the Talon.

S03E21 Forsaken 2004-05-12

Clark decides to reveal his secret to Lana, hoping his show of trust will persuade her not to leave Smallville, but before he can tell her, she is kidnapped by a childhood friend who has developed the ability to pass through objects. Meanwhile, Lionel learns that Lex is working with the FBI.

S03E22 Covenant 2004-05-19

A mysterious stranger with powers similar to Clark's arrives at the Kent farm and tells the Teen of Steel that she's from Krypton and was sent to bring him home. Elsewhere, Lana says her goodbyes before her trip to Paris; and Lionel, who's locked in a prison cell, prepares for his day in court.

S04E01 Crusade 2004-09-22

Lois Lane arrives in town to investigate her cousin Chloe's death and discovers an amnesiac Clark in a cornfield after she veers off the road during a storm. Lois takes him to the hospital and meets Martha, who's busy keeping watch over a severely injured Jonathan. Elsewhere, Lana finds a new beau in Paris; Clark discovers a new superpower; and Lex needs blood treatments to help keep him alive.

S04E02 Gone 2004-09-29

Lois and Clark go to the safe house to investigate Chloe's death and end up running from military men. Later, Lois returns to her cousin's grave and discovers her casket is empty, but she has little time to react before she's attacked by an unusual being.

S04E03 Facade 2004-10-06

Clark tries out for football again and learns that Jason is the new assistant coach---but Clark doesn't know Jason is also Lana's boyfriend. Meanwhile, a student gets a bizarre makeover with a dangerous side effect that gives her the power to alter the way others see themselves; Lois enrolls at Smallville High for a semester after she finds out she's a few credits shy of graduating; and Martha takes a managing job at the Talon.

S04E04 Devoted 2004-10-13

When two cheerleaders develop a love potion that arouses feelings of extreme devotion and jealousy, it causes a football player to attack Jason for "checking out" his girlfriend and prompts Chloe to hit on Clark. Also: Clark is made starting quarterback, a promotion that doesn't sit well with his new teammates; and Lex donates new uniforms to the team, but Clark is put off by the gesture, which he takes as an attempt to buy back his friendship.

S04E05 Run 2004-10-20

After a boy with superhuman speed saves Jonathan---and steals his wallet---Clark tracks him down and discovers he's a homeless kid who uses his powers to commit petty crimes. Also, Lex acquires an ancient manuscript with Kryptonian symbols, and Clark learns that it contains a mysterious map; Jason discovers Lana's tattoo.

S04E06 Transference 2004-10-27

Clark switches bodies with Lionel after Clark interferes with the exchange of a Kryptonian stone that was meant for an unsuspecting Lex. Consequently, Clark takes Lionel's place in prison, while Lionel takes advantage of his newfound freedom---and superhuman abilities.

S04E07 Jinx 2004-11-03

Clark accidentally injures another player when foreign-exchange student Mikail Mxyzptlk uses a form of telepathy to make him trip during a big game. As a result, Jonathan wants Clark to quit the team before he hurts anyone else, and Jason suspects Clark is using steroids.

S04E08 Spell 2004-11-10

Lana, Lois and Chloe are possessed by the spirits of witches who were burned at the stake in the 17th century. Later, the girls crash a surprise party for Chloe at the Kent farm and use a spell to turn the event into a raucous affair. Making matters worse, a Princeton recruiter visits Clark the night of the party.

S04E09 Bound 2004-11-17

Lana meets Jason's mom and is surprised to discover that she looks like a woman from a dream she had about Isobel, the 17th-century witch who possessed her. Elsewhere, Lex is the prime suspect in a murder case after he wakes up next to the body of a slain woman.

S04E10 Scare 2004-12-01

The town's residents are infected by a toxin that causes unconsciousness and horrific nightmares when the LuthorCorp plant loses control of the dangerous substance. Meanwhile, Lionel's conviction is overturned, but he feels he deserves to stay in prison.

S04E11 Unsafe 2005-01-26

A teen with teleportation abilities who was obsessed with Clark is released from the Belle Reve asylum and tracks him down. Though apparently reformed, she manipulates Clark's feelings for her using red kryptonite. Meanwhile, Lionel tries to convince Lex that he's a changed man; and Lana confronts Jason about the breakup.

S04E12 Pariah 2005-02-02

Lana is attacked at her apartment and Alicia is the prime suspect. Clark believes she's innocent, but later has to accept that she may be guilty when the culprit attacks Jason and leaves one of Alicia's scarves behind.

S04E13 Recruit 2005-02-09

Lois is arrested for severely injuring a Metropolis University football player who harassed her. Meanwhile, Clark visits the school on a recruiting trip and discovers scandalous activity involving the team; Jason takes Lex up on his job offer, which entails spying on Lana and Genevieve.

S04E14 Krypto 2005-02-16

Clark takes in a dog with superpowers after Lois accidentally hits the pooch with her car. While looking for its owner, he discovers the dog was part of a LuthorCorp experiment and was being used to commit crimes. Elsewhere, Genevieve is revealed to be the person who helped free Lionel from prison.

S04E15 Sacred 2005-02-23

The day after Dr. Swann dies, Clark receives a note from the professor leading him to a message from Jor-El that instructs him to find two sacred stones. Meanwhile, Jason and Lex are in China on a related mission; and Lana learns that the witch Isobel has been trying to find the stones by using her as a vessel.

S04E16 Lucy 2005-03-02

Lois's younger sister, Lucy, arrives in town, and Clark learns that she has a shady past when he catches her stealing money from the Talon's register. Also, the ancient stone is taken from Lana's apartment, and Jason suspects Lionel.

S04E17 Onyx 2005-04-13

A kryptonite-based explosion at the Luthorcorp lab creates an evil clone of Lex, and the sinister twin tries to prevent the process from being reversed by taking drastic measures, which include imprisoning Lex in the basement of his own mansion.

S04E18 Spirit 2005-04-20

On the night before the prom, a popular student crashes her car into a kryptonite-filled ravine and her spirit ends up taking over other people's bodies. Elsewhere, the body of Dr. Swann's assistant, Bridgette Crosby, is found in a shallow grave on Lex's property, and Jason accuses Lex of killing her. Lifehouse performs at the dance.

S04E19 Blank 2005-04-27

Clark's entire memory ends up getting erased when he confronts a thief who has a kryptonite-based ability to wipe out people's short-term memories. As Clark learns about his life, he's shocked to discover that he has superpowers.

S04E20 Ageless 2005-05-04

Lana and Clark take care of a baby they find in a crater and are shocked when he ages seven years right in front of their eyes. They then turn to Lex for help, hoping LuthorCorp labs can find a way to curtail the child's growth. Elsewhere, Genevieve confronts Lionel about the missing sacred stone.

S04E21 Forever 2005-05-11

A teen who has the power to turn people into stone wants to stay in high school forever, so he keeps students captive in a fake school that's built to look like Smallville High. Elsewhere, Genevieve and Jason threaten to kill Lex if Lionel doesn't give up the sacred stone.

S04E22 Commencement 2005-05-18

The town is evacuated on graduation day in preparation for an impending meteor shower, and Jor-El warns Clark that the entire planet is in danger if the three sacred stones aren't reunited.

S05E01 Arrival 2005-09-29

Two superpowered Kryptonian villains arrive as the town struggles to recover from the meteor shower. Elsewhere, Clark's Fortress of Solitude is created, and Chloe tells Clark that she knows about his abilities.

S05E02 Mortal 2005-10-06

Clark is forced to steal a serum from a heavily guarded LuthorCorp research facility by three superhuman Belle Reve escapees who are holding Lana and his parents captive.

S05E03 Hidden 2005-10-13

Clark is shot and Chloe is kidnapped by a computer wiz who has programmed a missile to annihilate Smallville in hopes of ridding the world of the town's "meteor freaks." Elsewhere, Lex questions Lana about the spaceship she saw.

S05E04 Aqua 2005-10-20

Arthur Curry, better known as Aquaman, arrives in town to destroy a new sonar weapon designed by LuthorCorp. Meanwhile, Clark meets Prof. Milton Fine, a.k.a. Brainiac.

S05E05 Thirst 2005-10-27

Lana pledges a sorority, unaware that its members are vampires. Elsewhere, Chloe sets out to impress the Daily Planet's editor-in-chief; and Lex threatens to have Prof. Fine fired if he continues to research LuthorCorp.

S05E06 Exposed 2005-11-03

Tom Wopat makes a guest appearance as a state senator---and old friend of the Kents---who is linked to the murder of an exotic dancer. The woman told Chloe she had a big story, but was killed before she could pass on any details.

S05E07 Splinter 2005-11-10

After Clark is pricked by a splinter of silver kryptonite, he becomes paranoid and thinks that everyone is conspiring against him---including his family and friends. Elsewhere, Lex asks Lana to help him uncover the secrets of the crashed spaceship.

S05E08 Solitude 2005-11-17

When Martha is struck by a mysterious flash of light, Clark thinks it may have something to do with Jor-El's prediction that he'll lose someone close to him. He turns to Professor Fine for answers and is told that his mother only has a few hours to live.

S05E09 Lexmas 2005-12-08

Lex is shot by muggers on Christmas Eve and, while unconscious, dreams that he has become a middle-class family man who's happily married to Lana. Meanwhile, Clark plays Santa Claus to underprivileged youngsters and, in so doing, impresses a depressed sidewalk Santa.

S05E10 Fanatic 2006-01-12

One of the volunteers on Lex's campaign staff is far too devoted to the cause, and takes matters into her own hands, hatching a scheme that even shocks Lex. Meanwhile, Martha makes a deal with Lionel.

S05E11 Lockdown 2006-01-19

Lex and Lana are at the mercy of a deranged Smallville deputy who plans to keep them captive until Lex reveals the location of the Kryptonian spaceship. Meanwhile, the Kents can't see eye-to-eye on campaign financing.

S05E12 Reckoning 2006-01-26

The results of the election are revealed, and Clark returns to the Fortress of Solitude to appeal to Jor-El.

S05E13 Vengeance 2006-02-02

A mysterious female vigilante stalks the Suicide Slums, and her path crosses Clark's as they both seek the same criminal; meanwhile, LuthorCorp experiences a shakeup.

S05E14 Tomb 2006-02-09

When a young girl's body is found hidden behind a wall of the Talon, Chloe begins acting weird and Lois goes on the trail of the girl's murderer, who turns out to be a serial killer who has been preying on Smallville girls for 10 years.

S05E15 Cyborg 2006-02-16

Clark befriends Victor, the unwilling victim of a cybernetics experiment at LuthorCorp, but Lex wants him back. Meanwhile, Martha may be the target of blackmail.

S05E16 Hypnotic 2006-03-30

Clark is manipulated by Simone, who possesses a magical, hypnotic jewel that makes him love her. Meanwhile, Dr. Fine reappears in Honduras, and Lex is on his trail.

S05E17 Void 2006-04-06

Lana gets hooked on a dangerous serum made of green kryptonite; Clark searches for Prof. Fine in Honduras, and discovers Lionel knows his secret.

S05E18 Fragile 2006-04-13

A little girl who possesses telekinetic powers is befriended by Clark, who discovers the talent runs in her family and is tied to the first meteor shower; Lex and Lana get closer and Chloe doesn't like it.

S05E19 Mercy 2006-04-20

Lionel Luthor finds himself the victim of a mysterious tormentor who uses a series of life-or-death riddles and puzzles that eventually pit Lionel against Martha Kent.

S05E20 Fade 2006-04-27

Clark saves the life of Graham, a hit man with very unusual skills who is determined to repay the favor by eliminating Lex so Clark can win back Lana.

S05E21 Oracle 2006-05-04

Suspicions about Lionel Luthor's intentions are raised when Clark and Martha receive ghostly visits from Jonathan, who tells them that Lionel must die. Meanwhile, Lex's trust in Milton Fine is taxed when Fine demands the vaccine.

S05E22 Vessel 2006-05-11

Clark's Kryptonian origins sow seeds of sorrow and destruction on Earth as forces affecting Lex, Lionel, Lana and Clark are set in motion, culminating in the moment for which all his trials have prepared him.

S06E01 Zod 2006-09-28

Clark is imprisoned in the Phantom Zone, deprived of his powers. Meanwhile, Lex/Zod keeps Lana captive so she can sire him an heir; Lois and Martha crash near the Fortress of Solitude, where Jor-El tells Martha how to kill Zod; and Chloe reunites with Jimmy Olsen.

S06E02 Sneeze 2006-10-05

Clark thinks he's developed a cold, but it turns out to be a symptom of a new superpower; Lois gets a job at the Inquisitor, a local tabloid; Lana moves in with Lex, who suspects someone is stalking him.

S06E03 Wither 2006-10-12

A guilt-ridden Lex throws a charity ball for the town and hires the All-American Rejects to perform; Clark and Chloe pursue a creature who uses male human bodies to spawn, and the hunt intensifies after the creature abducts Jimmy Olsen; Lois reluctantly agrees to go with Oliver Queen to Lex's ball.

S06E04 Arrow 2006-10-19

The Green Arrow draws the attention of Lois after she sees him steal a rare diamond necklace off Martha's neck; Clark discovers Oliver Queen's secret; Lex mends fences with his father to test Lana's loyalty.

S06E05 Reunion 2006-10-26

An old prep-school incident involving the apparent death of a schoolmate returns to haunt Lex and Oliver, and the consequences could be deadly.

S06E06 Fallout 2006-11-02

Clark and Raya face another escapee from the Phantom Zone, Baern, who knows the secret of the Kryptonian Black Box and will be unstoppable if he accesses its power.

S06E07 Rage 2006-11-09

Lex is covertly involved in the production of an experimental drug that Oliver Queen is taking. It gives Oliver superhuman powers to heal himself, but the side effects prove dangerous.

S06E08 Static 2006-11-16

Lex disappears in front of Lana's eyes but nobody, including Lionel and Lex's security team, seems to believe her; Clark finds another refugee from the Phantom Zone---and this one eats human bones.

S06E09 Subterranean 2006-12-07

An illegal immigrant from the nearby McNally farm seeks help from Clark, who soon discovers a sinister secret buried in the farm's cornfield, which had been bombarded during the last meteor shower.

S06E10 Hydro 2007-01-11

The Planet's gossip columnist, Linda Lake, makes life miserable for Lana, Lex, Chloe and Clark; Lois begins to suspect a connection between Oliver and the Green Arrow; and Lex drops a bombshell on Clark.

S06E11 Justice 2007-01-18

The Green Arrow, Impulse, Aquaman and Cyborg try to destroy LuthorCorp's secret laboratory, but Impulse is captured and tortured by Lex, prompting the others to join forces as a team to rescue him.

S06E12 Labyrinth 2007-01-25

Clark finds himself trapped in a strange alternate reality, where he is stripped of his powers and under observation at an insane asylum, about to undergo a procedure.

S06E13 Crimson 2007-02-01

It's Valentine's Day in Smallville, where love blooms and hearts are broken, but not for the usual reasons---red kryptonite is infused into cosmetics, and that makes Lois and Clark a little crazy.

S06E14 Trespass 2007-02-08

A revealing photograph of Lana is sent to her, making her realize that she's being stalked; Jimmy breaks up with Chloe, forcing her to reevaluate her feelings about Clark.

S06E15 Freak 2007-02-15

Clark and Chloe discover that a young man who was blinded in the meteor shower and has the ability to identify "meteor freaks" is being used by Lex to locate others with unusual abilities so Lex can experiment on them.

S06E16 Promise 2007-03-15

On the day of Lex and Lana's wedding, Lex receives a call from Dr. Langston, who threatens him; Lana has second thoughts; and Clark decides he should tell Lana his secret.

S06E17 Combat 2007-03-22

A Zoner called Titan turns up in a secret fight club that broadcasts its battles on the Internet. When Lois investigates, she's kidnapped and forced to participate, and Clark's attempt to save her sparks a surprising turnaround.

S06E18 Progeny 2007-04-19

Chloe discovers she's being manipulated by someone with meteor-enhanced abilities. Meanwhile, Lana laments the loss of her child; and Chloe's mother is the subject of an experiment by Lex.

S06E19 Nemesis 2007-04-26

Lex and Clark are trapped in an underground maze that's rigged with explosives, and the two reveal secrets about each other that were best left unsaid.

S06E20 Noir 2007-05-03

Lana is shot after secretly meeting with Lionel at the Daily Planet. As Jimmy studies photos of the scene, he's knocked unconscious and dreams of a 1940s version of Smallville. Meanwhile, Clark discovers why Lana married Lex.

S06E21 Prototype 2007-05-10

Lex's secret efforts to use DNA from meteor freaks to turn Wes Keenan into a "super soldier" may be exposed by a corrupt senator, so Lex sends Wes to kill him, but Lois sees everything and becomes Wes' next target.

S06E22 Phantom 2007-05-17

In the sixth-season finale, Clark learns how Lionel got Lana to marry his son; Lana tells Lex that it's over; Martian Manhunter helps Clark stop Lex from finding the last Phantom Zone wraith, hoping to keep him from building his army of super soldiers; and Lois gets into serious trouble when she tries to investigate the secret lab.

S07E01 Bizarro 2007-09-27

As the seventh season begins, Clark faces his most deadly enemy---his Bizarro doppelganger---after Lex's secret lab at Reeves dam is destroyed; Lex is saved from drowning by a mysterious female savior, but his past catches up with him.

S07E02 Kara 2007-10-04

Clark meets his cousin Kara, but decides that there is nothing for him in Smallville without Lana, so he heads to the Fortress of Solitude to begin training as a superhero. Once there, Jor-El tells him Kara's father is evil and she is dangerous, so Clark must return to Smallville.

S07E03 Fierce 2007-10-11

Clark hopes Kara will keep a low profile, but three meteor-infected girls want to use her as part of their scheme after one of them sees Kara's special powers.

S07E04 Cure 2007-10-18

Lex employs Dr. Curtis Knox to cure the meteor-infected, and Chloe ends up a patient. Meanwhile, John Jones warns Clark that his cousin Kara should not be trusted.

S07E05 Action 2007-10-25

Clark saves the life of a starlet on a film shoot in Smallville when a stunt car's brakes fail, but what happened was no accident. Meanwhile, Lionel finds himself the victim of a surprising captor.

S07E06 Lara 2007-11-01

In the process of trying to get the crystal back, Kara is captured and sedated with a kryptonite serum; Clark follows and tries to release her, but not before the serum has caused both to have a vision of Clark's mother.

S07E07 Wrath 2007-11-08

Lana absorbs Clark's powers and uses them to go after Lex, first trying to expose his secrets in the Daily Planet, then moving on to a more personal level.

S07E08 Blue 2007-11-15

Clark makes a huge mistake when he releases Lara from the crystal, because Zor-El is also released. Elsewhere, the relationship between Lois and Grant heats up.

S07E09 Gemini 2007-12-13

Clark comes home and tells Lana that Kara has vanished, and that they should work together to stop Lex; and a man named Adrian, infected with an alien substance, plants a bomb on Chloe, who then confesses to Jimmy that she is a meteor freak.

S07E10 Persona 2008-01-31

Clark is frozen in the Fortress and Bizarro takes over his life, starting with Lana, who shares information about Brainiac. Elsewhere, Grant reveals he is a clone of Julian, and Lex is shocked at his father's reaction to this revelation.

S07E11 Siren 2008-02-07

Chloe runs afoul of the Black Canary when she procures one of Lex's project files for Oliver. Lex suspects the Green Arrow and retaliates, while Lois discovers Oliver's secret.

S07E12 Fracture 2008-02-14

Lois trails Lex to Detroit, where he has found Kara suffering from amnesia. A busboy obsessed with Kara shoots Lex so he can't take her away, and holds Kara and Lois captive. Chloe finds Lex and offers to heal him, but Clark will not let her.

S07E13 Hero 2008-03-13

Former Smallville resident Pete Ross, now a roadie for the band OneRepublic, accidentally chews kryptonite-laced gum and gets superpowers. Clark and Chloe try to warn him about the effects, but Lex finds out and uses Pete for his nefarious schemes.

S07E14 Traveler 2008-03-20

Lionel kidnaps Clark and holds him in a kryptonite-lined cell at a Luthorcorp facility; Chloe and Lana confront Lionel, who blames Lex, and they then take Kara to the Fortress and plead with Jor-El to restore her memory so she can save Clark.

S07E15 Veritas 2008-03-27

Kara teaches Clark how to fly to help him fight against Brainiac, but Brainiac seems to be a step ahead of them.

S07E16 Descent 2008-04-17

The secret of the Veritas society leads Lex into a collision course with Clark; and a death rocks Smallville.

S07E17 Sleeper 2008-04-24

Clark searches for Brainiac, who is the only one who can reverse Lana's condition; Chloe accidentally sets off alarms as she hacks into government computers while trying to find info to help Clark; the Department of Security threatens Jimmy with jail time unless he helps them arrest Chloe, while Lex offers to help clear Chloe, but only if Jimmy agrees to be in his debt.

S07E18 Apocalypse 2008-05-01

Clark, through a series of messages sent by Kara from Krypton, discovers what Earth would be like had he never arrived: Jonathan is still alive; Lex is the president; the Luthors have raised Kara; Lana is happily married; and Chloe and Lois are ace reporters.

S07E19 Quest 2008-05-08

A cloaked stranger attacks Lex, leaving him with Kryptonian symbols carved on his chest. They were intended as a message for Clark, who investigates with Chloe and learns that one member from Veritas is still alive and hiding in a church.

S07E20 Arctic 2008-05-15

In the seventh-season finale, Brainiac impersonates Kara, whom he has imprisoned in the Phantom Zone, and in her guise he takes Lex to the Fortress for a showdown with Clark. Meanwhile, Chloe is arrested by the Department of Domestic Security; and Lana awakens from her comatose state.

S08E01 Odyssey 2008-09-18

In the eighth-season opener, the Justice League searches for Clark, but is stymied by the new CEO of Luthorcorp, Tess Mercer; and Chloe is held prisoner by a group who have discovered her powers, while Clark has been stripped of his by Jor-El.

S08E02 Plastique 2008-09-25

Clark starts his new job at the Daily Planet, where he is partnered with Lois for a story on a bus explosion. Meanwhile, paramedic Davis Bloome is attracted to Chloe.

S08E03 Toxic 2008-10-02

Oliver falls ill at a charity event and Clark and Chloe discover their friend has only hours to live. Oliver soon descends into delirium and is overcome by memories of his time on the island and when he first met Tess. Meanwhile, Clark and Chloe's fruitless search for a cure pushes Chloe to try out her new powers, much to Clark's surprise.

S08E04 Instinct 2008-10-09

Maxima, a queen from planet Almerac, arrives on Earth after being accidentally summoned by Tess. Thinking that her soul mate called her, Maxima sets out to find him, starting with Jimmy, but the men of Metropolis better beware---her kiss is deadly.

S08E05 Committed 2008-10-16

A psychotic jeweler kidnaps Jimmy and Chloe after their engagement party and subjects them to a shocking lie-detector test. Posing as a couple while trying to find their friends, Lois and Clark are also forced to answer questions about their feelings for each other.

S08E06 Prey 2008-10-23

Clark suspects a recent murder at a theater may be the work of a meteor-infected serial killer, and he demands that Chloe give him names of people she's counseling at the Isis Foundation. A fearful Davis thinks he's the killer and confides in Chloe.

S08E07 Identity 2008-10-30

Clark fears his identity may be revealed after Jimmy snaps a photo of him saving Lois from a mugger. Clark asks Chloe for help to prevent the picture from running on the front page, but to no avail.

S08E08 Bloodline 2008-11-06

The Arctic crystal is anonymously delivered to Clark, and it sends him and Lois to the Phantom Zone, where they run into Kara. She returns Lois to Earth, but inadvertently releases Zod's wife, who takes over Lois' body and wreaks havoc on Metropolis.

S08E09 Abyss 2008-11-13

Brainiac slowly takes over Chloe's mind until the only person she remembers is Davis. In an effort to save her, Clark rebuilds the Fortress of Solitude in order to seek help from Jor-El.

S08E10 Bride 2008-11-20

Chloe has concerns that Davis will try to stop her wedding. Instead, the ceremony comes under attack by Doomsday, who tries to kidnap the bride. In the melee, Clark and Lois grow closer. Meanwhile, Oliver is off hunting for Lex in Cuba, where he is surprised to find Lana.

S08E11 Legion 2009-01-15

Doomsday kidnaps Chloe, and Clark searches for her while battling the Persuader with a little help from three superheroes known as the Legion: Rokk, Imra and Garth.

S08E12 Bulletproof 2009-01-22

Clark goes undercover as a cop to discover who shot John Jones. Meanwhile, Lana unsettles Tess with her opinion on Lex, prompting Luthorcorp's head to reconsider her position with the company.

S08E13 Power 2009-01-29

Clark learns from Tess that Lex is alive and may have kidnapped Lana. She also reveals what Lana went through after her coma. Elsewhere, Tess breaks into a secret LuthorCorp facility and makes a shocking discovery.

S08E14 Requiem 2009-02-05

An explosion at LuthorCorp injures Oliver, who suspects Lex is at fault. But Clark and Lana discover the culprit is Oliver's former employee Winslow Schott, a toymaker harboring a grudge against his old boss.

S08E15 Infamous 2009-03-12

Reporter Linda Lake attempts to blackmail Clark for information on the "Red-Blue Blur" in hopes of regaining journalistic fame. Clark chooses instead to reveal his secret identity to Lois and asks her to write the story for the Daily Planet.

S08E16 Turbulence 2009-03-19

Tess tries to manipulate Clark into revealing his powers by staging a midair plane accident as they fly to New York for a press conference. Meanwhile, Davis learns how to control his inner beast.

S08E17 Hex 2009-03-26

The magician Zatanna comes to town and grants Chloe's birthday wish to be more like Lois, resulting in the two switching bodies. She also grants Clark his deepest wish.

S08E18 Eternal 2009-04-02

Tess reveals Davis' childhood with the Luthors when she turns to Clark for help after she fails to kill Davis. Meanwhile, Davis seeks Chloe's assistance.

S08E19 Stiletto 2009-04-23

Pretending she is the superhero Stiletto, Lois secures her star-reporter status by scoring exclusive interviews with the city's newest crimefighter. Clark fears for her safety until she ably saves him from Kryptonite-wielding thugs.

S08E20 Beast 2009-04-30

Clark discovers Davis is alive and confronts Chloe about her role in hiding him. Meanwhile, Oliver and Jimmy are attacked by Davis at Chloe's apartment.

S08E21 Injustice 2009-05-07

Unable to control Davis, Chloe asks Clark to kill him. Seizing the opportunity, Tess gathers Plastique and a crew of meteor freaks to track down Davis, all the while planning a double cross. Things go awry, however, when Tess' true plans are discovered.

S08E22 Doomsday 2009-05-14

Oliver takes the lead when Clark exhibits resistance to killing Doomsday, and Chloe finds herself caught in the middle of the situation. Meanwhile, a fight between Lois and Tess takes a surprising turn.

S09E01 Savior 2009-09-25

Season 9 opens with Clark ready to begin his training with Jor-El, who instructs him to first end things with Lois. Elsewhere, Lois returns to work with no memory of where she's been and meets a new reporter while on assignment; Clark refuses Chloe's request to turn back time to save Jimmy; Zod visits the Luthor home; and Oliver's dark turn continues.

S09E02 Metallo 2009-10-02

John Corben is mysteriously transformed into a man-machine with superhuman strength after being hit by a truck. He uses his new powers to hunt down the Red-Blue Blur and in the process kidnaps Lois, who is investigating the Blur on her own.

S09E03 Rabid 2009-10-09

Lois is infected by a zombie plague unleashed on the city by Zod. Its cure lies in the blood of a Kryptonian, and Chloe begs Clark to help, even though he would risk revealing his identity to Zod.

S09E04 Echo 2009-10-16

The Toyman crashes a Queen Industries party that Oliver is attending, and threatens to bomb the gala if Oliver doesn't admit he killed Lex. Meanwhile, Jor-El gives Clark the ability to hear what people are thinking.

S09E05 Roulette 2009-10-23

Oliver is kidnapped by a woman named Victoria, aka Roulette, who warns him his life is in danger. Later, Oliver is arrested after Victoria is found dead, prompting him to seek help from Chloe. Meanwhile, Lois is upset with Clark for not telling her about Oliver's attempted suicide.

S09E06 Crossfire 2009-10-30

Oliver is double-crossed by Mia, aka Speedy, a young girl he tries to get off the streets by offering to train her. Meanwhile, Lois turns to Clark for help pursuing an on-air position, and they end up being offered a job as a team.

S09E07 Kandor 2009-11-06

Jor-El meets Chloe at the Kent farm while searching for Clark. Meanwhile, Zod sets out to track down Jor-El, whom he believes is the Blur, and Clark tries to find his father before Zod does.

S09E08 Idol 2009-11-13

Clark decides to admit he is the Blur after botched crime-fighting assistance from superhero twins Zan and Jayna lands him in trouble with the law.

S09E09 Pandora 2009-11-20

Lois is kidnapped by Tess and forced to reveal what she learned during the weeks of her disappearance. She witnessed a future with Metropolis controlled by Zod and Clark left without his powers because of the red sun. With this information, Clark makes a big decision about Zod.

S09E10 Disciple 2010-01-29

Oliver squares off against the Dark Archer, his revenge-minded former mentor, whose nefarious plans endanger Lois, Chloe and Mia.

S09E11 Absolute Justice 2010-02-05

Clark and Chloe discover that someone is stalking and killing former criminals. Further research uncovers that the "criminals" are heroes of the last generation, framed by the government for crimes they didn't commit. Now new heroes must band with the old heroes--the Justice Society of America--if they hope to stop the killer.

S09E12 Warrior 2010-02-12

Clark runs into the magician Zatanna at a comic-book convention, where a magical comic book is stolen by a young man who develops special powers. Calling himself the Warrior Angel, he rescues Chloe from an accident. Meanwhile, Lois grows envious of Clark and Zatanna's connection.

S09E13 Persuasion 2010-02-19

Clark is unwittingly infected with wish-fulfilling Kryptonite on Valentine's Day. When he tells Lois he wishes they had a more conventional relationship, she moves in with him and begins to plan their nuptials. And Clark has a wish for Chloe as well: to better protect him. She responds by targeting Lois.

S09E14 Conspiracy 2010-02-26

A once-dead doctor used by the Kandorians for experiments escapes with hostages to prove that aliens exist on Earth. Lois ends up kidnapped by the doctor when she refuses to write about his mission. Meanwhile, Zod discovers the doctor's lab, where he is shot just as Clark arrives.

S09E15 Escape 2010-04-02

A romantic getaway turns awkward when Clark and Lois bump into Chloe and Oliver at a bed-and-breakfast. Things grow worse when the Silver Banshee arrives and targets Clark and Oliver. Meanwhile, Tess and Zod have a showdown.

S09E16 Checkmate 2010-04-09

Tess kidnaps the Green Arrow and leaves him in the hands of Amanda Waller, but he escapes with his secret identity intact. Oliver, Clark and Chloe return to the scene to investigate the kidnapping and find John Jones doing the same. Later, Waller threatens Chloe's life to get information on the Justice League.

S09E17 Upgrade 2010-04-16

John Corben rescues Lois from an explosion at one of Tess' labs. While investigating the explosion, Clark is infected with red Kryptonite and under its influence takes Zod to the fortress. Later, Chloe agrees to help Tess by sending John to the fortress to keep Clark from exposing the truth.

S09E18 Charade 2010-04-23

The Blur's picture is snapped while rescuing Lois from a gun-wielding Raymond Sacks, the former DA she was questioning about his early prison release. While trying to intercept the photo's sale, Lois and Clark run into Checkmate agent Maxwell Lord, who is also hunting down the Blur's identity. Meanwhile, Chloe figures out Zod's secret.

S09E19 Sacrifice 2010-04-30

Chloe becomes trapped inside Watchtower with Tess and tries to stop the Kandorians from accessing information on Watchtower's servers. Meanwhile, Clark learns that Zod's soldiers have superpowers, and a confrontation with Zod leaves Oliver near death and branded with a Z.

S09E20 Hostage 2010-05-07

Martha surprises Clark when she returns to town with her boyfriend, Perry White; Chloe and Clark search for the Book of Rao, which may help them stop Zod; and Lois and Perry run into trouble while researching a story on the Red Queen.

S09E21 Salvation 2010-05-14

In the Season 9 finale, Zod claims to be the Blur and asks Lois to steal the Book of Rao from Clark; Lois asks Clark for full disclosure, but he refuses; Oliver disappears while he and Chloe attempt to fight the Kandorians by reconnecting Watchtower's satellites; Tess is seriously injured after confronting Zod; and Clark and Zod have a showdown as they battle for Earth.

S10E01 Lazarus 2010-09-24

In the Season 10 opener, Lois saves Clark's life by removing the blue kryptonite incapacitating him. Elsewhere, Chloe hunts for Oliver while Tess finds herself in a LuthorCorp lab. And Jonathan returns to the farm with a message for Clark.

S10E02 Shield 2010-10-01

Cat Grant is hired by the Daily Planet to replace Lois, who has left for Egypt. When Clark saves Cat from an assassin named Deadshot he uncovers a plot against the Blur. Meanwhile, Lois finds herself under Carter Hall's protection in Egypt.

S10E03 Supergirl 2010-10-08

A powerful dark force threatens Smallville, prompting Jor-El to send Kara, aka Supergirl, to town as backup for Clark. Meanwhile, an anti-hero shock jock becomes possessed by the dark force and takes Lois hostage, and Clark and Kara must save her.

S10E04 Homecoming 2010-10-15

Clark attends his high-school reunion and is visited from the future by Brainiac. He reveals truths about Clark's past, present and future, including the real circumstances surrounding Jonathan's death, Clark's relationship with Lois and his role as a superhero. Meanwhile, Lois is perturbed that no one remembers her short stint as a student.

S10E05 Isis 2010-10-22

Lois activates an artifact that turns her into a goddess with superpowers just as she decides to tell Clark she knows his secret. Cat witnesses Lois' new powers and tries to prove that Lois is the Blur. Meanwhile, Clark and Oliver approach Tess for help with Lois.

S10E06 Harvest 2010-10-29

Upset with Clark's well-intended meddling, Lois insists she can protect herself, but soon ends up in danger when she becomes stranded with a flat tire. Meanwhile, Tess looks for ways to help Alexander, who is aging very quickly.

S10E07 Ambush 2010-11-05

Lois' sister and dad visit unexpectedly for Thanksgiving. Tensions rise when the General bad-mouths superheroes and informs Clark of his efforts to pass the vigilante registration act. Meanwhile, Rick Flagg plots to kill the General.

S10E08 Abandoned 2010-11-12

Lois views a video her mom made for her before her death. The tape prompts Lois to make a major decision about Clark, which leads to her encountering Jor-El and Lara at the Fortress. Meanwhile, Tess has a nightmare about a music box that she later finds at the mansion. Her and Clark's investigation takes them to an orphanage.

S10E09 Patriot 2010-11-19

The truth behind the Vigilante Registration Act is revealed when Oliver is jailed and subjected to harsh testing by Col. Slade after he volunteers to participate. Clark is joined by Aquaman and his wife, Mera, in his efforts to rescue Oliver. And Lois is miffed when Clark won't let her help, so she sets out on her own.

S10E10 Luthor 2010-12-03

Clark is transported to a parallel universe by a kryptonian box that once belonged to Lionel Luthor. In this world, he has been adopted by the Luthors instead of the Kents and has grown up to be a killer. Without tipping his hand, Clark looks for a way to get back to his own universe, where he has been replaced by his murderous double.

S10E11 Icarus 2010-12-10

Anti-superhero citizens attack the Green Arrow as he tries to stop a mugging, and Clark learns the attackers all have a darkness tattoo. Elsewhere, Carter Hall and Star Girl help Clark pursue Slade, who has kidnapped Lois.

S10E12 Collateral 2011-02-04

The VRA releases Clark, Oliver, Lois and Dinah, who all have flashbacks of Chloe's involvement in their capture. Trust becomes an issue when Chloe returns to town and Dinah fears she is now a traitor.

S10E13 Beacon 2011-02-11

Clark sees his mom get shot while watching her speak at a pro-vigilante rally on TV. To raise his spirits Lois and Chloe share videos in support of the Blur with Clark. Elsewhere, Lionel Luther comes forth and reclaims his company from Oliver and Tess.

S10E14 Masquerade 2011-02-18

Oliver and Chloe are kidnapped while investigating a rash of murders carried out by Desaad, who then attempts to sicken Chloe with the darkness. Meanwhile, Lois advises Clark to get a disguise to protect his identity.

S10E15 Fortune 2011-02-25

Everyone loses their memory after drinking spiked champagne, courtesy of Zatanna, at Clark and Lois' bachelor and bachelorette parties. While hunting for her missing engagement ring with Oliver, Lois is accused of theft by Fortune, the casino owner. Elsewhere, Clark recalls stealing an armored truck.

S10E16 Scion 2011-03-04

Clark and Lois receive a stunning gift from Tess. Meanwhile, Tess and Lionel struggle for control of the Luthor name.

S10E17 Kent 2011-04-15

Lois turns to Emil for help after Clark Luthor sends Clark back to the alternate reality, where he encounters an irate Jonathan Kent. Meanwhile, Clark Luthor tells Tess he'll kill her if she doesn't take his side.

S10E18 Booster 2011-04-22

Lois advises Clark on how to distinguish himself from the Blur, but when a fame-seeking superhero from the future begins stealing the limelight Lois goes on a mission to spotlight the Blur. Meanwhile, a boy becomes fused to an alien weapon and attacks Metropolis.

S10E19 Dominion 2011-04-29

Oliver tricks Clark into taking him to the Phantom Zone to investigate its escape portal. Once there they discover that Zod has taken over as leader. Meanwhile, Lois is upset to learn that Clark has trusted Tess with a secret.

S10E20 Prophecy 2011-05-06

Lois walks in Clark's shoes for a day when Jor-el bestows Clark's superpowers on her as a wedding gift. But when the Toyman returns to Metropolis it's Lois who must stop him. Meanwhile, Oliver bumps into Kara while searching for the Bow of Orion.

S10E21 Finale (1) 2011-05-13

In Part 1 of the two-part series finale, Clark tries to persuade runaway bride Lois to still marry him. Meanwhile, Lionel kidnaps Tess, and darkness envelops Oliver.

S10E22 Finale (2) 2011-05-13

In the conclusion of the series finale, Clark Kent's 10-year journey to become the Man of Steel culminates as Lex Luthor pays a visit to Smallville.