Season 6, Episode 12 Unnatural Selection
First Aired: January 10, 2003
Conclusion. An alien chieftain returns to his planet with the SG-1 team in a desperate attempt to stop an army of box-shaped robots from annihilating his civilization. O'Neill: Richard Dean Anderson.
Cast & Details See all »
- 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)