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Echoes is the twelfth episode of the third season of Stargate Atlantis, and the fifty-second episode overall.
Joe Flanigan (Lt. Colonel John Sheppard),
Torri Higginson (Dr. Elizabeth Weir),
Rachel Luttrell (Teyla Emmagan),
Jason Momoa (Ronon Dex)
Paul McGillion (Dr. Carson Beckett)
David Hewlett (Dr. McKay)
Claire Rankin (Dr. Kate Heightmeyer),
David Nykl (Dr. Radek Zelenka)
Mitch Pileggi (Colonel Steven Caldwell)
Patricia Nudd (Ancient Woman),
David Neale (Ancient Pilot),
David Quinlan, Amanda Burke (Ancient Scientists),
Michael Chase (Ancient Med Tech)
Teyla begins to see apparitions of ancients in distress and believes they are the ghosts of the Ancients recently massacred by the Replicators. McKay believes he's found the whale that saved him a year ago while trapped in a submerged puddle jumper.
Behind the Scenes
Allusions and References