Stargate SG-1 (1997)
S3E22 Nemesis (1)
Episode Overview
Title: Nemesis (1) Plot: SG-1 confronts a terrifying threat in the form of uncontrollable creatures that even the Asgard struggle to manage. With time running out, they must take decisive action to eliminate Thor's compromised ship before the Replicator swarm makes its way to Earth.
HD
S3