What character did the actress who played Samantha Carter in the "Stargate" television series play in the show "Sanctuary"?
Samantha Carter:  Played by Amanda Tapping, she appears in all three shows in the franchise: "Stargate SG-1", "Stargate Atlantis", and "Stargate Universe". Amanda Tapping:  She also starred as Helen Magnus in the science fiction-fantasy television series "Sanctuary".
Helen Magnus