The Stargate SG-1 fan favorite will play a key recurring role in the upcoming sixth season of The CW's sci-fi drama.
From immortal villains to small-down sheriffs, here's our mega-list of familiar faces from Stargate who have shown up on Supernatural.
The sci-fi veteran talks about the evolution of Richard Woolsey, who eventually emerged as a leader of the Atlantis expedition.
WATCH LIST: Here's a viewer's guide to the episodes based around ascension to a higher plane -- and where it took the Ancients.
The actor behind Dr. Rodney McKay will appear at the Stargate Atlantis reunion events in Australia this August.
OPINION: Netflix has quickly become a major player in the original content space. But are its shows destined to be cut short?
3 ... 2 ... 1 ... Sometimes the only way to stop an alien threat is to set the auto-destruct.
The venerable sci-fi show starring Ben Browder and Claudia Black celebrates its twentieth anniversary with newfound binge-ability.
FRIDAY FIVE: They're better known for their Stargate characters. But did you know they've also appeared in the Star Trek universe?
The six-part series is now in production for Sky in the United Kingdom, eyeing a premiere this fall.
The S.G.C. has seen some very good -- and not so good -- leadership over the years. Let's rank all five base commanders and see how they stack up!
The Stargate Atlantis actor will appear as a military General in the March 20 episode of the primetime network drama.
Stargate co-star Amanda Tapping gets personal in a new video for the project "Bite the Bullet Stories."
Two of Stargate's finest will appear at the pop culture event in the United Kingdom this April.
The latest announcements bring the "Atlantis Rising" cast list to five.