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Critical Mass (stargate Atlantis)




  Season 2
  Episode 13
  Airdate Janurary 20 , 2006
  Production 213
  Writer Carl Binder
  Director Andy Mikita
  Guests Beau Bridges as General Hank Landry <br>Peter Flemming as Agent Malcolm Barrett <br> Jaime Ray Newman as Lt Laura Cadman <br> Mitch Pileggi as Colonel Steven Caldwell <br> David Nykl as Dr Radek Zelenka <br> Gary Jones as Walter Harriman
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PLOT


Atlantis's ZPM is rigged to overload, threatening the city with destruction. Colonel Caldwell (Commander of the ''Daedalus'' ) turns out to be a Goa'uld who did the deed, although Sheppard extracts an access code from him at the last moment, saving the city.


NOTES

  • This is the first episode of ''Stargate Atlantis'' to involve and feature the Goa'uld, though they were mentioned in earlier episodes.