Stargate SG-1 Season 6 Episode 12
Overview
The team is called into battle unexpectedly when the Asgard homeworld is overrun by Replicators — which have evolved into a startling new form.
Director: Andy Mikita
Guest Star: Dan Shea, G. Patrick Currie, Gary Jones, Harley Jane Kozak, Ian Buchanan, Kristina Copeland, Michael Shanks, Rebecca Reichert, Shannon Powell, Tahmoh Penikett