SG-1 searches for an ancient weapon which could help them defeat the Ori, and discover it may be in the Ori's own home galaxy. As the Ori prepare to send ships through to the Milky Way to attack Earth, SG-1 travels to the Ori galaxy aboard the Odyssey. The International Oversight committee have their own plans and SG-1 finds themselves in a distant galaxy fighting two powerful enemies.
Ben Browder
Amanda Tapping
Christopher Judge
Michael Shanks
Beau Bridges
Claudia Black
Morena Baccarin
Tim Guinee
Julian Sands
Currie Graham
Sarah Strange
Michael Beach
Gary Jones
Martin Christopher
Chris Gauthier
Eric Breker
Alisen Down
Matthew Walker
Stephen Chang