Stargate SG-1 S05E20 · The Sentinel

★ 7.1 Air date: 2002-05-03 44m

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Overview

SG-1 must turn to a pair of convicted criminals to save a world from annihilation by the Goa'uld.

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Episodes

  1. 1 1. Enemies (2)2001-06-29 · 44mSG-1 finds themselves stranded in a crippled ship in a distant galaxy -- with Apophis threatening to destroy them. Teal'c is brainwashed and made loyal to Apophis once again.
  2. 2 2. Threshold (3)2001-07-06 · 44mHis mind altered by Apophis, Teal'c must undergo a ritual that takes him to the edge of death itself, in order for him to rediscover who he is.
  3. 3 3. Ascension2001-07-13 · 44mAn alien being is smitten with Carter and follows her back to Earth. It assumes a human form and pursues a relationship with her.
  4. 4 4. The Fifth Man2001-07-20 · 44mO'Neill and Lieutenant Tyler are ambushed by Goa'uld forces and trapped behind enemy lines -- while the rest of their team discover they don't know who Tyler is.
  5. 5 5. Red Sky2001-07-27 · 44mSG-1 discovers that their recent trip through the Stargate may have inadvertently doomed an entire civilization.
  6. 6 6. Rite of Passage2001-08-03 · 44mCassandra mysteriously falls ill, sending SG-1 back to her home planet -- where they uncover a dark Goa'uld secret.
  7. 7 7. Beast of Burden2001-08-10 · 44mSG-1 discovers a civilization that uses Unas as slave labor, and attempt to liberate Daniel's friend, Chaka.
  8. 8 8. The Tomb2001-08-17 · 44mSG-1 teams with a Russian unit when one of their Stargate teams goes missing in a mysterious alien ziggurat.
  9. 9 9. Between Two Fires2001-08-24 · 44mThe Tollan offer Earth advanced weapons technology, prompting a secret investigation on Tollana -- one that leads to a startling discovery.
  10. 10 10. 20012001-08-31 · 44mSG-1 encounters a potential new, technologically advanced ally in the war against the Goa'uld -- though they do not know the Aschen's dark secret.
  11. 11 11. Desperate Measures2001-09-07 · 44mWhen Carter goes missing, O'Neill teams up with Col. Maybourne again to free her.
  12. 12 12. Wormhole X-Treme!2001-09-08 · 44mAn alien ship approaches Earth, sending SG-1 to an old friend for some answers -- where they discover that Martin Lloyd has created a TV show about the Stargate program.
  13. 13 13. Proving Ground2002-03-08 · 44mSG-1 trains a team of raw cadets, and Colonel O'Neill is forced to take them into a real-life battle situation when he learns of a possible alien incursion at the SGC.
  14. 14 14. 48 Hours2002-03-15 · 44mDisaster strikes the Stargate, trapping Teal'c in transit. SG-1 must turn to Russia -- and to their enemies -- for help.
  15. 15 15. Summit (1)2002-03-22 · 44mThe Tok'ra war with the Goa'uld escalates, and the rebel faction sends Daniel Jackson to a secret meeting between the System Lords.
  16. 16 16. Last Stand (2)2002-03-29 · 44mDr. Jackson's undercover mission to a Goa'uld summit is complicated by the arrival of a surprise guest. The rest of the team face a full-scale invasion of the Tok'ra homeworld.
  17. 17 17. Fail Safe2002-04-05 · 44mEarth finds itself threatened by something even larger than the Goa'uld when the team learns that an asteroid is on a collision course with the planet.
  18. 18 18. The Warrior2002-04-12 · 44mA charismatic Jaffa leader seeks to forge an alliance between Earth and his rebel followers, winning the allegiance of Teal'c and Bra'tac.
  19. 19 19. Menace2002-04-26 · 44mSG-1 encounters a young woman with the ability to control Replicators, and who may hold the key to the salvation of the Asgard.
  20. 20 20. The Sentinel2002-05-03 · 44mSG-1 must turn to a pair of convicted criminals to save a world from annihilation by the Goa'uld.
  21. 21 21. Meridian2002-05-10 · 44mDaniel Jackson is exposed to a lethal dose of radiation while visiting an alien civilization that is building a weapon of mass destruction.
  22. 22 22. Revelations2002-05-17 · 44mSG-1 must come to the rescue of their once-powerful allies when the Goa'uld attack a secret Asgard laboratory.