About this programme
11/20. The Replicator Fifth discovers a means of countering the Asgard's new weapon, prompting a duplicate of Colonel Carter to approach Stargate Command for help in defeating their mutual foe. Richard Dean Anderson and Amanda Tapping star.
Cast and crew
Cast
- Col Jack O'Neill
- Richard Dean Anderson
- Samantha Carter
- Amanda Tapping
- Teal'c
- Christopher Judge
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