This offshoot series, "Stargate Atlantis," intimately explores the Antarctic outpost discovered by the SG-1 crew in the parent show, along with the aftermath of unearthing the lost city of Atlantis.

When it launched in 2004, "Stargate Atlantis" may not have had MacGuyver himself, Richard Dean Anderson, but it did have an early-career Jason Momoa. The show was a spin-off from "Stargate SG-1 ...