The cells have been used by the Atlantis expedition to hold Wraith prisoners and even Richard Woolsey and Major General Jack O'Neill during the Asuran occupation of Atlantis. The cells aboard the Asuran City-ship held Lt. Colonel John Sheppard's team along with Dr. Elizabeth Weir. (SGA: "Suspicion", "Progeny", "The Siege, Part 1", "The Return, Part 2")