Out Of Mind: O'Neill awakens in a futuristic world where an unfamiliar Stargate team tell him he has been frozen for eight decades and the members of SG-1 are long dead. (S2, ep 22) [S]
One False Step: SG-1's presence in an alien community causes a wave of illness, which threatens to wipe out the entire alien civilisation. (S2, ep 19) [S]
The Tok'ra - Part 2: Samantha Carter's father, facing certain death due to cancer, agrees to become a host for one of the Tok'ra - the sworn enemies of the Goa'uld System Lords. (S2, ep 12) [S]
Secrets: Daniel Jackson learns that his wife is pregnant with Apophis' child and O'Neill discovers that a reporter is ready to blow the lid off the top-secret Stargate project. (S2, ep 9) [S]
Thor's Chariot: The SG-1 team must help stop a Goa'uld invasion on a planet whose main defence was Thor's hammer - which was destroyed by the team during an earlier visit. (S2, ep 6)
Prisoners: After helping a murderer, the SG-1 team is banished to a penal world where an unusual ruler holds the key to their return home. (S2, ep 3) [S]
Serpent's Lair: O'Neill and the SG-1 team find themselves on a suicide mission in an attempt to stop the earth's destruction by the Goa'uld. (S2, ep 1) [S]
Within The Serpent's Grasp: O'Neill and the SG-1 team take an unauthorised trip through the gate in an attempt to stop the Goa'uld invasion. (S1, ep 22) [S]
Politics: A powerful US Senator vows to shut down the Stargate project despite Daniel Jackson's warnings of an imminent Goa'uld invasion. (S1, ep 21) [S]
Within The Serpent's Grasp: O'Neill and the SG-1 team take an unauthorised trip through the gate in an attempt to stop the Goa'uld invasion. (S1, ep 22) [S]
Politics: A powerful US Senator vows to shut down the Stargate project despite Daniel Jackson's warnings of an imminent Goa'uld invasion. (S1, ep 21) [S]
Enigma: The SG-1 team rescues a group of highly advanced aliens from a collapsing world, but risk the aliens' technology from falling into the wrong hands. (S1, ep 17) [S]
Singularity: The SG-1 team rescues a little girl, the sole survivor of a disease that wiped out a planet, only to find she is a human time bomb. (S1, ep 15) [S]
Enigma: The SG-1 team rescues a group of highly advanced aliens from a collapsing world, but risk the aliens' technology from falling into the wrong hands. (S1, ep 17) [S]
Singularity: The SG-1 team rescues a little girl, the sole survivor of a disease that wiped out a planet, only to find she is a human time bomb. (S1, ep 15) [S]
Hathor: A Gou'ald, who has taken on the persona of the Egyptian sex goddess Hathor, casts her deadly spell over all the men on the Stargate base. (S1, ep 14) [S]
The Torment Of Tantalus: The team find themselves without a way home as they try to rescue the one person who successfully travelled through the Stargate over 50 years earlier. (S1, ep 11) [S]
Thor's Hammer: O'Neill and Teal'c are trapped in an underground labyrinth and must fight for their lives against Unas, the original Goa'uld host. (S1, ep 10) [S]
Hathor: A Gou'ald, who has taken on the persona of the Egyptian sex goddess Hathor, casts her deadly spell over all the men on the Stargate base. (S1, ep 14) [S]
The Torment Of Tantalus: The team find themselves without a way home as they try to rescue the one person who successfully travelled through the Stargate over 50 years earlier. (S1, ep 11) [S]
Thor's Hammer: O'Neill and Teal'c are trapped in an underground labyrinth and must fight for their lives against Unas, the original Goa'uld host. (S1, ep 10)
The First Commandment: O'Neill and the SG-1 team investigate the disappearance of SG-9, only to discover that Captain Jonas Hanson is ruling the planet like a vengeful god. (S1, ep 6) [S]
The Enemy Within: Doctors discover that a Goa'uld larva has attached itself to Kawalsky's brain and the soldier must undergo a risky operation. (S1, ep 3)