Stargate SG-1

Season 4

22 episodes

← All seasons · Show package

  1. S04E01

    Small Victories

    While Carter helps the Asgard fight the replicators galaxies away, Teal'c, Daniel, and O'Neill must contain them on Earth.

  2. S04E02

    The Other Side

    An alien race, the Eurondans, contact the SGC and ask for help. SG-1 delivers humanitarian aid to the aliens, who have been devastated by war by a hostile power, but must make a decision when Alar, the Eurondan's representative, asks for military assistance against their enemy.

  3. S04E03

    Upgrades

    The Tok'ra ask the SG-1 to test some mysterious alien armbands, and they prove to confer vast super strength and speed on its wearers. SG-1 put their new-found "powers" to good use, but it soon becomes clear the armbands have a time limit that endanger the team in the midst of a critical mission.

  4. S04E04

    Crossroads

    Teal'c's former love Shan'auc travels to Earth to ask for assistance - she has a way to tap into the memories of her symbiote and convince it that the Goa'uld are evil.

  5. S04E05

    Divide and Conquer

    During a meeting of the Tok'ra High Council, one of the SGC soldiers goes berserk and attacks them before taking his own life. It soon becomes clear that the Goa'uld have a new weapon - a mind control technique that can turn anyone into a preprogrammed assassin. SGC soon realizes that Jack and Sam may be the next programmed assassins.

  6. S04E06

    Window of Opportunity

    When an alien scientist activates a device that the Ancients created for time alterations, Jack and Teal'c get caught in a time loop.

  7. S04E07

    Watergate

    The Russians ask for assistance when they reveal they have the second Stargate, but it has become locked onto an alien water planet, not only preventing the SGC's Gate from functioning but endangering the Russian base.

  8. S04E08

    The First Ones

    An archaeological team makes an amazing discovery - a planet holding primordial Goa'uld symbiotes. But the planet also is home to the Unas, the first race that acted as a host to the symbiote, and the team and SG-1 are soon in danger from the symbiotes.

  9. S04E09

    Scorched Earth

    SG-1 helps transfer the residents of a Goa'uld slave planet to a new world, but soon find the planet is the target of a terraforming effort that will wipe out its new inhabitants.

  10. S04E10

    Beneath the Surface

    SG-1 are brainwashed and given memories of new lives and put to work as mining slaves on an alien world. While Hammond tries to find out if they're still alive, the SG-1 must struggle with their returning memories and plot their escape.

  11. S04E11

    Point of No Return

    Martin Lloyd, a conspiracy nutjob, calls up the SGC but has accurate knowledge of the Stargate. Martin claims to own a spaceship and is dismissed as a crackpot, but a series of incidents suggests that there may be more to his claims.

  12. S04E12

    Tangent

    A test of the X-301, an experimental aircraft adapted from two Goa'uld death gliders, goes awry sending O'Neill and Teal'c hurtling out of Earth's orbit.

  13. S04E13

    The Curse

    When Daniel Jackson's old archeology professor, Dr. Jordan, dies in a mysterious lab explosion, Daniel must return to visit his old academic stomping grounds.

  14. S04E14

    The Serpent's Venom

    While visiting Chulak to gather support for a Jaffa rebellion, Teal'c is captured by the Goa'uld. The rest of SG-1, unaware of his fate, are dispatched by the Tok'ra to thwart a burgeoning alliance between Apophis and Heru-ur.

  15. S04E15

    Chain Reaction

    When General Hammond announces he is stepping down as head of the SGC, O'Neill suspects that there is more to his decision than he is letting on.

  16. S04E16

    2010

    Nine years in the future, the Goa'uld have been defeated thanks to an alliance with an advanced alien race. However, Carter finds out that most of the human race has secretly been rendered sterile by Earth's new allies.

  17. S04E17

    Absolute Power

    Daniel recovers Apophis's son, the Harcesis. He has the memories of all the Goa'uld, which the SGC wants to obtain so that they can defeat their enemies. Daniel is given all the knowledge, but soon begins to use it in a tyrannical fashion.

  18. S04E18

    The Light

    A member of another SG team, returning from an alien planet, commits suicide. The rest of his team begins to go into comas, and Daniel, who also visited the planet, attempts suicide. SG-1 must determine the cause before it is too late.

  19. S04E19

    Prodigy

    During a visit to the Air Force Academy, Carter makes the acquaintance of Jennifer Hailey, a promising young cadet with great potential, but also a rebellious streak. Carter decides to show her what she can look forward to if she stays the course - by bringing her through the Stargate.

  20. S04E20

    Entity

    The SGC is infected by an alien probe that downloads itself into the base computers, accessing sensitive data on the SGC and its personnel.

  21. S04E21

    Double Jeopardy

    SG-1 returns to a planet they helped free from Goa'uld enslavement, but its people are not happy to see them. Instead they are angry that the Goa'uld came back when SG-1 told them they wouldn't. Complicating matters, SG-1 doesn't remember their previous visit.

  22. S04E22

    Exodus

    The SGC are loaning their Goa'uld Mothership to their good friends and allies, the Tok'ra, so they will be able to move to a planet that is not on the gate system. However, Tanith is caught out and tells Apophis where the Tok'ra are.

More from the 1990s.