- 1 Into the Fire
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O'Neill, Carter and Jackson must escape Hathor's clutches, while Teal'c tries to raise a Jaffa army on Chulak. General Hammond must take desperate measures to rescue the team.
Air Date: 1999-06-25
- 2 Seth
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SG-1 must find a renegade Goa'uld who has been hiding on Earth for thousands of years.
Air Date: 1999-07-02
- 3 Fair Game
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The Asgard aid Earth in negotiating a nonagression treaty with the Goa'uld System Lords.
Air Date: 1999-07-09
- 4 Legacy
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When Daniel goes insane, SG-1 must deal with the legacy of Machello's anti-Goa'uld technology.
Air Date: 1999-07-16
- 5 Learning Curve
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SG-1 discovers a planet where children are used to acquire knowledge for the entire population, then discarded.
Air Date: 1999-07-23
- 6 Point of View
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SG-1 must free an alternate reality Earth from a Goa'uld invasion after duplicates of Samantha Carter and Charles Kawalsky come through the quantum mirror.
Air Date: 1999-07-30
- 7 Deadman Switch
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SG-1 is taken captive by an alien bounty hunter with uncertain loyalties.
Air Date: 1999-08-06
- 8 Demons
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SG-1 finds a medieval Christian society terrorized by Sokar and the Unas, and is accused of being possessed by demons.
Air Date: 1999-08-13
- 9 Rules of Engagement
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SG-1 discovers a military camp where young men are trained to impersonate SGC personnel to infiltrate Earth.
Air Date: 1999-08-20
- 10 Forever in a Day
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Jackson deals with the apparent death of his wife, Sha're, at the hands of Teal'c.
Air Date: 1999-10-08
- 11 Past and Present
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SG-1 encounters an entire planet suffering from amnesia. The planet's leader returns to Earth with SG-1 to find a cure, but SG-1 suspects she may not be who she appears to be.
Air Date: 1999-10-15
- 12 Jolinar's Memories
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When Major Carter's father Jacob is kidnapped by Sokar, the SG-1 team must infiltrate a prison moon designed to look like hell to rescue him.
Air Date: 1999-10-22
- 13 The Devil You Know
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SG-1 must escape a hellish prison moon, and one of their worst enemies.
Air Date: 1999-10-29
- 14 Foothold
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SG-1 returns from a mission and discovers that metamorphic aliens have taken over the complex.
Air Date: 1999-11-05
- 15 Pretense
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The Tollan put Skaara and Klorel on trial to determine who will control the host body.
Air Date: 2000-01-21
- 16 Urgo
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SG-1 receives alien brain implants that manifest themselves as a bizarre man, who tells them that they would not survive the procedure to remove him.
Air Date: 2000-01-28
- 17 A Hundred Days
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After a meteor strike buries the Stargate, O'Neill finds himself stranded on a planet with no hope of rescue.
Air Date: 2000-02-04
- 18 Shades of Grey
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O'Neill steals technology from the Tollan, and is forced to leave the Stargate program. Maybourne offers an intriguing proposal.
Air Date: 2000-02-11
- 19 New Ground
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The members of SG-1 are imprisoned on a planet and become pawns in a war of ideology.
Air Date: 2000-02-18
- 20 Maternal Instinct
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SG-1 discovers the mystical planet Kheb, and must find the Harcesis child of Apophis and Sha're before Apophis's army does.
Air Date: 2000-02-25
- 21 Crystal Skull
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An alien artifact causes Daniel to disappear, and the team looks for help from his institutionalized grandfather.
Air Date: 2000-03-03
- 22 Nemesis (1)
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SG-1 faces creatures of mass destruction that even the Asgard can't control, and must destroy Thor's infested vessel before the Replicator bugs reach Earth.
Air Date: 2000-03-10