Ghost in the Machine Stargate: Atlantis : Season 5 Episode 5
TV-PG Syfy 44m int(0)
Aired: August 15th, 2008 @ 9:00 PM EST on Syfy
While on a mission, Lt. Colonel John Sheppard's team inadvertently brings a mysterious entity to Atlantis. They soon learn that the entity is nothing more than Dr. Elizabeth Weir, who was thought to have been killed after her capture by the Asurans.