The former Stargate Atlantis actor will play Jared Padalecki's father in the new series.
Stargate's Colonel Steven Caldwell is putting on his bad-guy hat in a new role in the DC television universe.
The Stargate Atlantis actor will appear in the 10-episode eleventh season.
The Stargate Atlantis actor will appear in the FOX revival, premiering in January.
FOX is bringing back the iconic show next year, with two Stargate guest stars reportedly reprising their roles.
The actor played Colonel Steven Caldwell in a recurring role on Stargate Atlantis.
Atlantis's Colonel Caldwell is headed to TNT's resurrection of the classic 1980s primetime soap.
Veteran genre actor Mitch Pileggi sits down to talk about taking the captain's chair on the Daedalus and joining Stargate Atlantis this season!