O'Neill and the team return to Cimmeria, the planet where they destroyed Thor's Hammer to help Teal'c escape. They find that the Goa'uld have invaded and many of the people are dead. Can they help to find Thor's weapons to fight off the invasion before they are all captured or killed?
1998 · 22 episodes
June 26, 1998 · 44m
With SG-1 trapped on Klorel's ship, it seems that Earth is doomed as the Pyramid Ships prepare to destroy Earth.
July 3, 1998 · 44m
Carter is possessed by a Goa'uld who claims to be an enemy of the System Lords.
July 10, 1998 · 44m
SG-1 is put on trial and exiled to a prison world, where a woman maintains a strange control over her fellow prisoners.
July 17, 1998 · 44m
SG-1 is imprisoned in a virtual reality realm and forced to relive the worst moments of their lives over and over.
July 24, 1998 · 44m
Jackson becomes addicted to the effects of a Goa'uld sarcophagus, and falls for the planet's manipulative princess.
July 31, 1998 · 44m
SG-1 returns to Cimmeria, and finds that without protection from the Asgard the planet has been invaded by the Goa'uld.
August 7, 1998 · 44m
SG-1 discovers an ancient artifact that takes O'Neill and the S.G.C. hostage.
August 14, 1998 · 44m
The SG-1 team attempt to rescue Teal'c's son, who has been kidnapped and brainwashed by Apophis. Teal'c learns disturbing news about his wife.
August 21, 1998 · 44m
Jackson discovers that his wife has returned to Abydos, and is nine months pregnant with the son of Apophis. O'Neill must keep the secret of the Stargate program from being uncovered.
September 25, 1998 · 44m
Teal'c is infected with deadly venom from a giant insect, and begins a terrible transformation. When he escapes the S.G.C., SG-1 must find him before Colonel Maybourne does.
October 2, 1998 · 44m
SG-1 locates the Tok'ra, a Goa'uld resistance movement who oppose the System Lords, and attempt to form an alliance. Jacob Carter's cancer brings him near death.
October 9, 1998 · 44m
While SG-1 tries to form an alliance with the Tok'ra, a spy betrays the rebels to the Goa'uld. Jacob Carter finds that the Tok'ra may be his only hope of survival
October 23, 1998 · 44m
SG-1 finds a planet inhabited by Native American Indians, protected by spirits who are actually advanced alien shapeshifters.
October 30, 1998 · 44m
SG-1 is accused of stealing an important weather-controlling device, sending a primative planet into chaos. The team discovers that Earth's second Stargate is being misused.
January 22, 1999 · 44m
O'Neill becomes the unwilling receptacle for a library of alien knowledge.
January 29, 1999 · 44m
After gating to a world on the edge of a black hole, the S.G.C. cannot disengage the Stargate. All of Earth becomes endangered by the time-distorting gravity field.
February 5, 1999 · 44m
SG-1 discovers an elderly man known for developing technology to fight the Goa'uld. Daniel is tricked into switching bodies with the man, Ma'chello, who believes he is "owed" for all the good he has done.
February 12, 1999 · 44m
Apophis, SG-1's greatest enemy, seeks sanctuary from Sokar and ends up near death in the S.G.C. infirmary.
February 19, 1999 · 44m
A group of primitive aliens begin to fall deathly ill after SG-1 arrives.
February 26, 1999 · 44m
A young boy arrives through the Stargate, and warns of plot by invisible aliens to kill all of the human race in order to rob the Goa'uld of potential hosts.
March 5, 1999 · 44m
A cosmic accident causes SG-1 to be sent back 30 years into Earth's past, where they must locate the Stargate and find a way home.
March 12, 1999 · 44m
O'Neill, Carter and Jackson awaken from stasis in what appears to be the S.G.C. -- almost 80 years in the future.