Alias

S01E01 Truth Be Told 2001-09-30

Sydney Bristow is a college student who leads a double life: she works for shadowy government agency called SD-6 which is supposed to be a covert branch of the CIA and reports to Arvin Sloane. Recently engaged, she tells her boyfriend, Danny Hecht, the truth. The next day, he is murdered. Later, Sydney's father, Jack Bristow, tells the truth: he is a double agent for the real CIA, as SD-6 is a renegade agency who allegedly killed Sydney's fiancé. Sydney must make a decision which will haunt her for the rest of her life. Sydney's partner in the field, Marcus Dixon, is also unaware about his true alliances as is SD-6's tech expert, the socially awkward Marshall Flinkman. Sydney's friends, the headstrong Francine, and the ambitious journalist Will Tippin are also unaware about Sydney's double life, until Will becomes inquisitive about Sydney's well-being following her fiancé's murder.

S01E02 So It Begins 2001-10-07

In her new role as a double agent for the CIA, Sydney is intent on destroying SD-6 within weeks.

S01E03 Parity 2001-10-14

Sydney and Dixon go to Madrid to steal a lockbox containing a sketch with what appears to be a digital code drawn by a 15th century seer, Milo Rambaldi.

S01E04 A Broken Heart 2001-10-21

Sydney and Anna memorize a code written by Rambaldi. Sydney and Dixon are sent to investigate a plot to eliminate the United Commerce Organization.

S01E05 Doppelgänger 2001-10-28

Will tells Francie that he's been investigating the death of Danny. Sydney learns from Vaughn that her father may also be working for the FBI.

S01E06 Reckoning 2001-11-18

Sydney forms the opinion the Jack's suspicious activities led to the death of her mother 20 years earlier, creating a deeper tension between them.

S01E07 Color-Blind 2001-11-25

Sydney learns about Shepard's involvement in her past. Sloane confronts the Alliance about the CIA bug, and they conclude that SD-6 has been moled.

S01E08 Time Will Tell 2001-12-02

Sydney travels to Oxford to steal an ancient clock connected to the Rambaldi mystery.

S01E09 Mea Culpa 2001-12-09

Sydney is scared, as she thinks that Dixon may have heard her talking to the CIA.

S01E10 Spirit 2001-12-16

Jack must save Sydney when Sloane orders her to be tortured and killed after she is suspected as the mole. Sydney tells Vaughn about her time at SD-6.

S01E11 The Confession 2002-01-06

After Jack saves Sydney during a mission, she discovers that he was responsible for the deaths of many CIA agents, complicating her feelings for him.

S01E12 The Box (Part 1) 2002-01-20

A group of heavily-armed intruders sneak into SD-6 and take control of the building.

S01E13 The Box (Part 2) 2002-02-10

Sydney discovers a note left for her by her father, explaining the dire predicament: opening the SD-6 vault would trigger a fatal explosion.

S01E14 The Coup 2002-02-24

Sydney and Dixon travel to Las Vegas to try and track down the group that nearly destroyed SD-6.

S01E15 Page 47 2002-03-03

Sydney and Dixon are dispatched to Tunisia. A Rambaldi manuscript is being held on a yacht, and their mission is to retrieve it before Sark gets it.

S01E16 The Prophecy 2002-03-10

The Department of Special Research inquires about Sydney's connection to the Rambaldi notebook.

S01E17 Q&A 2002-03-17

While being questioned by the FBI about her ties to Rambaldi, Sydney makes a shocking discovery that may unravel the mysterious 500-year-old prophecy.

S01E18 Masquerade 2002-04-07

Sydney is reunited with Noah Hicks, an SD-6 agent she dated five years ago.

S01E19 Snowman 2002-04-14

Vaughn confirms that K-Directorate has hired an assassin, known as "The Snowman" for his favored use of an ice pick as a weapon, to take out Khasinau.

S01E20 The Solution 2002-04-21

Sydney and Vaughn meet with Mr Sark hoping to catch Khasinau, but Sydney's cover is endangered when an SD-6 agent is sent to stop the trade.

S01E21 Rendezvous 2002-05-05

Sydney and Dixon must go to a Paris nightclub, where Sark will deliver the ampule to Khasinau. Dixon is to steal pages of a Rambaldi manuscript.

S01E22 Almost Thirty Years 2002-05-12

Vaughn and Sydney must destroy a Rambaldi artifact to save Will. Jack makes a deal with Mr Sark, and The Alliance decides the fate of Emily Sloane.

S02E01 The Enemy Walks In 2002-09-29

Sydney finds herself face-to-face with her mother, Irina Derevko.

S02E02 Trust Me 2002-10-06

Sydney begins to question whether her mother is trying to help her or trying to get her killed.

S02E03 Cipher 2002-10-13

Sydney must stay one step ahead of Mr Sark in retrieving a crucial piece of intel. Jack must face Sydney's mother while Will meets Vaughn.

S02E04 Dead Drop 2002-10-20

Sydney's dealings with her mother lead Jack to take drastic measures to ensure his daughter's safety. Meanwhile Will is confronted by a mysterious woman about resurrecting his story on SD-6.

S02E05 The Indicator 2002-11-03

Sydney uncovers a chilling secret while on a case. Vaughn suspects Jack of setting up Sydney's mother to take the fall.

S02E06 Salvation 2002-11-10

Jack does what it takes to earn back Sydney's trust, while Sydney and Vaughn may have been exposed to a deadly virus.

S02E07 The Counteragent 2002-11-17

Sydney must make a deal with her nemesis, Mr Sark, in order to find a cure for an ailing Vaughn.

S02E08 Passage (Part 1) 2002-12-01

The Bristow family goes undercover on a deadly mission and Mr Sark joins forces with SD-6.

S02E09 Passage (Part 2) 2002-12-08

While continuing the first family mission together, Sydney and Jack learn where Irina's loyalties lie.

S02E10 The Abduction 2002-12-15

Alliance counterintelligence head Ariana Kane is investigating the disappearance of Emily Sloane. Marshall is sent on his first mission.

S02E11 A Higher Echelon 2003-01-05

Marshall's life is placed in mortal danger. Ariana Kane has her sights set on Jack as the prime suspect in the disapearence of Sloane's wife.

S02E12 The Getaway 2003-01-12

Ariana Kane tracks Sydney in order to catch Jack. Sydney and Vaughns covers may have been compromised after sharing a romantic dinner together in France.

S02E13 Phase One 2003-01-26

Sydney and Jack scramble to get information on the new Director of SD-6, who is appointed when Sloane goes missing.

S02E14 Double Agent 2003-02-02

CIA Agent Lennox's identity is called into question by Sydney, Jack and Vaughn after his deep cover mission is blown.

S02E15 A Free Agent 2003-02-09

Sydney thinks about leaving the agency. Sloane kidnaps a scientist to help him piece together the mysterious Rambaldi device.

S02E16 Firebomb 2003-02-23

Sloane discovers the powers of a mysterious Rambaldi device. Sydney senses that Francie is keeping secrets.

S02E17 A Dark Turn 2003-03-02

Sydney begins to lose trust in Vaughn when she discovers the he is under investigation by the Agency.

S02E18 Truth Takes Time 2003-03-16

Sydney faces off with her mother, while Emily Sloane must decide whether to side with her husband or betray him.

S02E19 Endgame 2003-03-30

Sydney defies her father in her attempt to rescue a kidnapped scientist, while Sloane, seeking revenge, becomes more dangerous than ever. Meanwhile, Allison manipulates an unsuspecting Will for his agency connections.

S02E20 Countdown 2003-04-27

The Agency acts to stop an apocalyptic event prophesized by Rambaldi. Vaughn questions Dixon's state of mind.

S02E21 Second Double 2003-05-04

Sydney begins to question Will's identity when he's arrested for espionage, under suspicion of being a double. Meanwhile Sark and Irina plot to recover the Di Regno heart, and Sloane makes Jack a business proposal.

S02E22 The Telling 2003-05-04

Sydney confronts her mother, who reveals her true motivation. Will struggles to figure out who's behind his set-up.

S03E01 The Two 2003-09-28

After waking up in Hong Kong, Sydney tries to remember what has happened in the past two years, and discovers that Vaughn is married.

S03E02 Succession 2003-10-05

Jack confronts Sloane, doubting his redemption and blaming him for Sydney's disappearence.

S03E03 Reunion 2003-10-12

A fireball drops from the sky, devastating Moscow's Gorky Park.

S03E04 A Missing Link 2003-10-19

A team steals four vials of Ebola from a French epidemiology lab. Lauren and Sydney question Laszlo Bogdan, a team member who was infected and captured.

S03E05 Repercussions 2003-10-26

Sydney tells Jack to activate the transmitter that she put on Vaughn. Sydney breaks into Simon Walker's room only to find bio-weapon gone and sold to Sark.

S03E06 The Nemesis 2003-11-02

Sloane tells Sydney that intel about the Covenant's next move is encoded in an image of the Vatican on a website.

S03E07 Prelude 2003-11-09

Sydney wakes from a nightmare in which she sees an angel-like figure, then pulls tubes from her mysterious scar. Shaken, she asks a CIA psychiatrist about the memory-retrieval process.

S03E08 Breaking Point 2003-11-23

Now in Lindsey's custody, Sydney is imprisoned and tortured at Camp Williams, a secret NSC detention facility.

S03E09 Conscious 2003-11-30

Hiding out in a warehouse, the team devises a plan to frame The Covenant for Sydney's extraction.

S03E10 Remnants 2003-12-07

Sydney tells Jack about a dream involving Will. Jack advises her to contact Will, who is in the witness protection program.

S03E11 Full Disclosure 2004-01-11

Kendall tells Sydney the truth about her two missing years.

S03E12 Crossings 2004-01-18

In a North Korean jail, Sydney passionately kisses Vaughn before they are led, in chains, to a firing line.

S03E13 After Six 2004-02-15

At the CIA, the team discusses info gleaned from Lisenker, a Covenant defector.

S03E14 Blowback 2004-03-07

Dixon presents the team with a new mission: The Shining Sword, a Filipino terrorist organization, has acquired a next-generation bomb called a plasma charge, which they're shipping to Europe.

S03E15 Facade 2004-03-14

Daniel Ryan, a freelance bomb maker whose bombs are impossible to diffuse, destroys a bank in Belfast as a calling card to The Covenant.

S03E16 Taken 2004-03-21

Senator Reed, Lauren's father, arrives to oversee Sark's interrogation. He tells Jack that they must learn the identity of Sark's partner in The Covenant.

S03E17 The Frame 2004-03-28

Vaughn and Sydney travel to mexico city searching for the key to open the Rambaldi box.

S03E18 Unveiled 2004-04-11

Dixon explains to the team that a computer worm, originating in Berlin, has targeted hospitals, laboratories and universities. They believe it's a Covenant attack.

S03E19 Hourglass 2004-04-18

Sark takes a manuscript regarding The Passenger, called The Restoration.

S03E20 Blood Ties 2004-04-25

Sloane reveals that he found a Rambaldi text that contained a formula for an elixir that would allow The Passenger to channel a message from Rambaldi.

S03E21 Legacy 2004-05-02

Sloane takes the notes that an entranced Nadia has written and pins them to a board, where they form some kind of diagram.

S03E22 Resurrection 2004-05-23

When the mission to kill Vaughn's wife ends up putting Vaughn in the hospital, Sydney decides it's time to kill Lauren. Nadia is forced to decide whether she can trust her father.

S04E01 Authorized Personnel Only (Part 1) 2005-01-05

Sydney quits the CIA and joins a Black Ops unit, "Authorized Personnel Only," along with Jack, Vaughn, Dixon, Marshall, Nadia and Sloane.

S04E02 Authorized Personnel Only (Part 2) 2005-01-05

What Sydney found out in Wittenburg may endanger her relationship with Jack.

S04E03 The Awful Truth 2005-01-12

Sloane says Valta, a computer that will revolutionize info gathering, was stolen from the NSA headquarters by Martin Bishop, who will deliver it to a german terrorist group.

S04E04 Ice 2005-01-19

Sydney and Vaughn are sent on a mission by APO to obtain a sample of Ice 5, a weapon that can freeze a person to death.

S04E05 Welcome to Liberty Village 2005-01-26

Posing as a Chechen couple, Sydney and Vaughn infiltrate a training camp run by the October Contingent.

S04E06 Nocturne 2005-02-09

After being infected by a hallucinogen, Sydney starts to lose touch with reality.

S04E07 Détente 2005-02-16

Nadia and Sydney go undercover as wealthy, irresponsible young heiresses to uncover the whereabouts of a deadly chemical.

S04E08 Echoes 2005-02-23

Sloane steps down as director of his task force and gives Jack full authority over the next assignment, which involves Anna Espinosa, Sydney's old foe.

S04E09 A Man of His Word 2005-03-02

While Nadia is in a coma, Sark is taken into APO to help them infiltrate Cadmus Revolutionary Front and retrieve the bomb.

S04E10 The Index 2005-03-09

Dixon enlists Sydney's to help him prove Sloane is double-crossing the CIA and using APO to steal the Blackwell Index, a master blackmail list.

S04E11 The Road Home 2005-03-16

Sydney must protect the life of a civilian she unintentionally put in danger.

S04E12 The Orphan 2005-03-23

Nadia puts the ones she loves in danger when she forgets to tell them about her criminal past.

S04E13 Tuesday 2005-03-30

When a mission does not go well, Sydney is attacked and her life is put in danger. The only one who can save Sydney is Marshall.

S04E14 Nightingale 2005-04-06

Jack agrees to Sydney's request for clearence on files relating to Vaughn's father.

S04E15 Pandora 2005-04-13

Dixon is shot by a masked gunman. The shooter approaches and takes off his mask, revealing Vaughn.

S04E16 Another Mister Sloane 2005-04-20

In Poland, men posing as airport guards abduct Professor Sinclair, a nuclear physicist. She wakes up bound in a dark room and is greeted by a man impersonating Arvin Sloane.

S04E17 A Clean Conscience 2005-04-27

The APO team watches footage of an explosion at an Indonesian embassy in Copenhagen that killed 15 people, the work of terrorists headed by Milos Kradic.

S04E18 Mirage 2005-05-04

Sydney tells Vaughn that she hasn't seen her father in two days. They go to his apartment and find a notebook with recent records of Jack's vitals.

S04E19 In Dreams... 2005-05-11

The Sloane imposter is questioned about the Rambaldi orchid, but first the real Sloane must remember a painful memory.

S04E20 The Descent 2005-05-18

A tactical group infiltrates the DSR and steals the Rambaldi artifacts. Sophia says goodbye to Nadia and Sydney, telling them that the Lisbon police confirmed that it is safe.

S04E21 Search and Rescue 2005-05-18

A giant version of the Circumference/Mueller device is found floating over a city in Russia, making the citizens insane. Sydney, Nadia and Jack search for Irina.

S04E22 Before the Flood 2005-05-25

Jack, Sydney, Vaughn and Irina parachute into Sovogda, trying to dismantle a giant red ball turning people into zombies.

S05E01 Prophet Five 2005-09-29

After learning that the man she has known as Michael Vaughn is under investigation and suspected of being a double agent, Sydney begins to question whether their business and personal relationship over the years had all been a lie.

S05E02 ...1... 2005-10-06

Sydney visits Sloane in his jail cell. Jack meets with Thomas Grace, a new agent he is recruiting into APO.

S05E03 The Shed 2005-10-13

The team interrogates Rachel, a hacker working for Dean, as Sydney realizes they have a lot of similarities.

S05E04 Mockingbird 2005-10-20

A shipping crane lifts Sydney's car hundreds of feet off the ground. Sydney answers her phone - it's Gordon Dean saying he wants Mockingbird.

S05E05 Out of the Box 2005-10-27

Sloane asks to be reinstated in APO so he can find a cure for Nadia. Syd and Tom meet Renee in Marseilles and return to her loft, where the now revived but disoriented man from the box suprises them.

S05E06 Solo 2005-11-10

Sydney must guide a nervous and pensive Rachel on her first solo mission. Sloane must decide whether or not to betray the trust he's recently earned with APO.

S05E07 Fait Accompli 2005-11-17

Sloane confesses to Jack and Sydney that he had been working with Dean, as they come up with a plan to trap him.

S05E08 Bob 2005-12-07

Unaware of who the other really is, Rachel and Sark fall for each other while both undercover.

S05E09 The Horizon 2005-12-14

Hoping to gain information from her, Prophet Five capture Sydney and makes her relive moments of her past with Vaughn.

S05E10 S.O.S. 2006-04-19

Marshall recovers an emergency transmission from Sydney but it's deleted by a Langley insider before he could listen to it - meaning Prophet Five has infiltrated the CIA.

S05E11 Maternal Instinct 2006-04-19

Irina returns and claiming to want to help, convinces Jack and Sydney to take her on a mission to retrieve The Horizon.

S05E12 There's Only One Sydney Bristow 2006-04-26

As part of a plan to bring Sydney back into the field for Prophet Five's own purposes, Peyton has Anna Espinova kidnap Will Tippin.

S05E13 30 Seconds 2006-05-03

Sloane is distressed to learn that Prophet Five's cure for Nadia is just as likely to kill her. Meanwhile, the search for Anna Espinosa continues, Rambaldi's prophetic Page 47 resurfaces, and Sydney offers Renee a job at APO.

S05E14 I See Dead People 2006-05-10

Sydney must beat arch-nemesis Anna Espinosa to the punch when a mysterious chip found planted in Renee is tied to Vaughn. Meanwhile, Sloane struggles with ghostly visions while working for Prophet Five.

S05E15 No Hard Feelings 2006-05-17

Sydney must stay undercover and partner with Sark to track down Rambaldi's final clue before Prophet Five finds it. Meanwhile, Vaughn sees daughter Isabelle for the first time, and Rachel discovers Tom's secret.

S05E16 Reprisal 2006-05-22

Sloane takes Marshall and Rachel hostage in order to discover a crucial clue to Rambaldi's ultimate endgame, as Sydney, Vaughn and APO race to stop him.

S05E17 All the Time in the World 2006-05-22

Sydney and Jack must find a way to keep Sloane and Irina from putting their deadly plan into action.