Season 9, Episode 10 Fourth Horseman
First Aired: September 16, 2005
Part 1 of two. A long-lost ally (Cameron Bright) comes to SG-1's aid when the Ori target Earth with a killer plague as Teal'c tries to keep Gerak (Louis Gossett Jr.) from changing sides. Gen. Hammond: Don S. Davis. Prior: William B. Davis. Lord Haikon: Tony Todd. Ka'lel: Simone Bailly.
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- Premiered: July 27, 1997
- Rating: TV-PG
- Premise: A military unit uses an ancient archway to travel the universe and battle alien parasites in this cult sci-fi adventure based on the 1994 film `Stargate.' Curmudgeonly Col. Jack O'Neill teams with an archaeologist, an astrophysicist and an alien to combat… (more)