Stargate SG-1's General Landry character was a blank slate, according to actor Beau Bridges. But he worked with the writers to craft a usable backstory.

Read more: The 59 Best Space Movies Ever During its time on the air, "Stargate SG-1" switched from Showtime to the Sci-Fi channel (now "SyFy") for its sixth season. It also has an impressive ...