Lifeboat: Daniel becomes a human lifeboat to the souls of a dozen cryogenically frozen people who are transferred to him after their ship crashes and the power fails on P2A-347. (S7, ep 6) [S]
Revisions: SG1 can't explain why the townsfolk on P3X289 are disappearing until O'Neill and Daniel realise that the biodome they live in is shrinking - along with the population. (S7, ep 5) [S]
Orpheus: Using knowledge remembered by Daniel in flashback, SG-1 mount a rescue mission to save Teal'c's son Ry'ac and his mentor Bratac from Goa'uld enslavement. (S7, ep 4) [S]
Fragile Balance: When a teenage boy claiming to be Colonel O'Neill turns up at the SGC, the team begins an investigation. Unfortunately, time is not on young Jack's side. (S7, ep 3) [S]
Fallen: Michael Shanks makes his hotly-anticipated return to the series as Dr Jackson in an action heavy opener which sees SG1 take on the Goa'uld System Lord Anubis. (S7, ep 1) [S]
Full Circle: SG-1 return to Abydos, the first off-world location ever visited by O'Neill and Jackson, to defend it from Anubis who wants the Eye of Ra. (S6, ep 22) [S]
Memento: SG-1 and the crew of the X-303 are stranded in space after a failed attempt to test the naquadriah hyperdrive. They must search for a stargate in order to get home. (S6, ep 20) [S]
Smoke And Mirrors: When a politician is assassinated, O'Neill is the main suspect because of indisputable evidence against him. Can his friends at the SGC clear him? (S6, ep 14) [S]
The Other Guys: When SG-1 is captured by the Goa'uld, their very survival rests with two unlikely heroes. Enterprise's John Billingsley guest stars. (S6, ep 8) [S]
Shadow Play: Jonas convinces the Pentagon that a sinister plot is afoot on his home planet and that only an SG-1 away mission can save his people. (S6, ep 7) [S]
Abyss: Michael Shanks returns for a gripping episode which sees Colonel O'Neill tortured to death and repeatedly revived by an evil System Lord. (S6, ep 6) [S]
Nightwalkers: SG-1 investigates a sleepy town on the Oregon coast whose inhabitants harbour a dark secret - the zombie-like townspeople turn out to be their worst nightmare. (S6, ep 5) [S]
Frozen: When O'Neill contracts a virus from a mysterious female found frozen in the ice, it becomes clear that his only hope of survival is to accept a symbiote from the To'kra. (S6, ep 4) [S]
Descent: Trapped on a Goa'uld mothership at the bottom of the ocean by Anubis, the SG1 team discover the craft is on self-destruct and that they only have 17 minutes to get out. (S6, ep 3) [S]
Redemption (Part 1 of 2): Unable to return to his home planet, Jonas decides to finish what Daniel started. Plus, the Stargate malfunctions. (S6, ep 1) [S]
Revelations: In a gripping season finale, Osiris and Carter come face-to-face in a confrontation which can only end in tragedy - but for whom? (S5, ep 22) [S]
Meridian: In a moving episode, Jackson makes the ultimate sacrifice to save a race of people who would otherwise die. His exposure to radiation seems fatal. Can Ona Desala help? (S5, ep 21) [S]
Menace: SG-1 find themselves on a world controlled by the Replicators, and discover a young girl who may hold the key to the salvation of the Asgard. (S5, ep 19) [S]
The Warrior: Teal'c and Bra'tac join forces with a charismatic Jaffa who puts his dream of a Jaffa homeworld into practice and attempts to forge an alliance with Earth. (S5, ep 18) [S]
Enemies: This thrilling, action-packed episode sees the Stargate team fighting to stay alive in the face of the advancing Apophis and Replicators. (S5, ep 1) [S]
2010: Ten years have passed since an alien race known as the Aschen saved Earth and cured cancer but Carter discovers the awful truth behind this seemingly infallible race. (S4, ep 16) [S]
Beneath the Surface: SG-1 awaken in a mine with no recollection of their former lives. Jonah, Therra, Carlin and Tor - as they are now known - have a new set of memories. (S4, ep 10) [S]