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Stargate SG-1

Season 3 1999 - 2000

  • 1999-06-26T01:00:00Z on Syfy
  • 45 mins
  • 16 hours, 8 mins (22 episodes)
  • United States
  • English
  • Adventure, Action, Fantasy, Science Fiction

The third season of the military science fiction television series Stargate SG-1 commenced airing on Showtime in the United States on June 25, 1999, concluded on Sky1 in the United Kingdom on March 8, 2000, and contained 22 episodes. The third continues the plot started in season one, the third season follows SG-1 in their fight against the Goa'uld Empire's System Lords, the main being Sokar until "The Devil You Know" and then Apophis after regaining power after the event in "The Devil You Know." The season introduces the long unseen and unnamed enemy of the Asgards, the Replicators who are self-replicating machines that seek to convert all civilizations into more of themselves, thus posing a dire threat to all other beings. The Replicators are first mentioned, but not named, in season three episode "Fair Game".

The one-hour premiere "Into the Fire", which debuted on June 25, 1999 on Showtime did not receive any syndication rating, but overall got a high viewership level. The series was developed by Brad Wright and Jonathan Glassner, who also served as executive producers. Season 3 regular cast members include Richard Dean Anderson, Michael Shanks, Amanda Tapping, Christopher Judge, and Don S. Davis.


22 episodes

3x01 Into the Fire

  • Season Premiere

    1999-06-26T01:00:00Z — 44 mins

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.

3x02 Seth

  • 1999-07-03T01:00:00Z — 44 mins

SG-1 must find a renegade Goa'uld who has been hiding on Earth for thousands of years.

3x03 Fair Game

  • 1999-07-10T01:00:00Z — 44 mins

The Asgard aid Earth in negotiating a nonagression treaty with the Goa'uld System Lords.

3x04 Legacy

  • 1999-07-17T01:00:00Z — 44 mins

When Daniel goes insane, SG-1 must deal with the legacy of Machello's anti-Goa'uld technology.

3x05 Learning Curve

  • 1999-07-24T01:00:00Z — 44 mins

SG-1 discovers a planet where children are used to acquire knowledge for the entire population, then discarded.

3x06 Point of View

  • 1999-07-31T01:00:00Z — 44 mins

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.

3x07 Deadman Switch

  • 1999-08-07T01:00:00Z — 44 mins

SG-1 is taken captive by an alien bounty hunter with uncertain loyalties.

3x08 Demons

  • 1999-08-14T01:00:00Z — 44 mins

SG-1 finds a medieval Christian society terrorized by Sokar and the Unas, and is accused of being possessed by demons.

3x09 Rules of Engagement

  • 1999-08-21T01:00:00Z — 44 mins

SG-1 discovers a military camp where young men are trained to impersonate SGC personnel to infiltrate Earth.

3x10 Forever in a Day

  • 1999-10-09T01:00:00Z — 44 mins

Jackson deals with the apparent death of his wife, Sha're, at the hands of Teal'c.

3x11 Past and Present

  • 1999-10-16T01:00:00Z — 44 mins

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.

3x12 Jolinar's Memories

  • 1999-10-23T01:00:00Z — 44 mins

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.

3x13 The Devil You Know

  • 1999-10-30T01:00:00Z — 44 mins

SG-1 must escape a hellish prison moon, and one of their worst enemies.

3x14 Foothold

  • 1999-11-06T02:00:00Z — 44 mins

SG-1 returns from a mission and discovers that metamorphic aliens have taken over the complex.

3x15 Pretense

  • 2000-01-22T02:00:00Z — 44 mins

The Tollan put Skaara and Klorel on trial to determine who will control the host body.

3x16 Urgo

  • 2000-01-29T02:00:00Z — 44 mins

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.

3x17 A Hundred Days

  • 2000-02-05T02:00:00Z — 44 mins

After a meteor strike buries the Stargate, O'Neill finds himself stranded on a planet with no hope of rescue.

3x18 Shades of Grey

  • 2000-02-12T02:00:00Z — 44 mins

O'Neill steals technology from the Tollan, and is forced to leave the Stargate program. Maybourne offers an intriguing proposal.

3x19 New Ground

  • 2000-02-19T02:00:00Z — 44 mins

The members of SG-1 are imprisoned on a planet and become pawns in a war of ideology.

3x20 Maternal Instinct

  • 2000-02-26T02:00:00Z — 44 mins

SG-1 discovers the mystical planet Kheb, and must find the Harcesis child of Apophis and Sha're before Apophis's army does.

3x21 Crystal Skull

  • 2000-03-04T02:00:00Z — 44 mins

An alien artifact causes Daniel to disappear, and the team looks for help from his institutionalized grandfather.

3x22 Nemesis (1)

  • 2000-03-11T02:00:00Z — 44 mins

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.