Stargate: The Ark of Truth (2008)

Cast: Ben Browder, Amanda Tapping, Christopher Judge, Michael Shanks, Beau Bridges, Claudia Black, Currie Graham, Morena Baccarin, Tim Guinee, Julian Sands

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…