||O`Neill and Teal`c risk their lives to keep the Replicator bugs from gaining a foothold on Earth, while Carter helps the Asgard fend off a Replicator invasion.
||The Other Side
||A warring alien race offers to exchange their advanced technology for Earth`s help in defeating their enemy.
||Teal`c is reunited with his lost love -- a woman who claims to have found a way to communicate with her symbiote and defeat the Goa`uld.
||Divide And Conquer
||When a member of the SGC tries to kill a Tok`ra, it is revealed that O`Neill and Carter may be victims of an untraceable form of Goa`uld mind control.
||Window Of Opportinuty
||O`Neill and Teal`c are caught in a time loop in the SGC, and must relive the same 10 hours over and over again.
||The Serpent`s Venom
||SG-1 must stop Apophis and Heru-ur from forming an alliance of their powerful forces, while Teal`c is captured and tortured by the Goa`uld.
||SG-1 must adjust to a new commanding officer when General Hammond steps down, but O`Neill discovers foul play behind the general`s resignation.
||Ten years into the future, the former members of SG-1 must send a message into the past to prevent the extinction of the human race.
||Jackson`s teammates notice a disturbing change in him when he is reunited with the Harcesis child and given the Goa`uld genetic memory.
||SG-1 helps to evacuate the Tok`ra to a new base -- but matters are complicated when a spy reveals their location to Apophis. The team attempts a daring plan to take out the Goa`uld`s powerful fleet.