Originally Aired: 06.30.00
Syndication Air Date: 09.10.01
Written by: Robert C. Cooper
Directed by: Martin Wood
Guest stars: Colin Cunningham (Major Davis), Gary Jones (Technician), Dan Shea (Sergeant Siler), Yurij Kis (Yuri), Dmitry Chepovetsky (Boris)

Synopsis:
O'Neill and Teal'c risk their lives to keep the Replicator bugs from getting out of a submarine, while Carter helps the Asgard fend off a Replicator invasion. (Part 2)

Text by Zhuge Flea