When SG-1 discovers what they believe to be the remnants of the Lost City of the Ancients - the originators of the Stargates - Stargate Command launches an investigation. A new team of explorers headed by civilian Dr. Elizabeth Weir travels to the distant Pegasus galaxy where they discover an advanced but deserted city on the ocean floor a group of nomadic humans and a deadly enemy that feeds on human fear! Actors: David Hewlett Jason Momoa Joe Flanigan Paul McGillion Rachel Luttrell Special Features: Widescreen format. Language: English / Add. Portuguese Spanish / Sub. French Portuguese Spanish English Year: 2004 Runtime: 873 minutes.