- Original release
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Platforms release
- Previous episode S04E03 - Reunion
- Number S04E04
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Director
Robert C. Cooper
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Writer
Robert C. Cooper
- Country Canada
- Original language English
- Genres Action, Adventure, Drama, Science-Fiction
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External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
11 mars 2026 - 15:39
on 11 databases
Doppelganger
During an off-world mission Colonel Sheppard unknowingly becomes host to an alien entity, which infects others in Atlantis and afflicts them with terrifying nightmares.
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S04E05 - Travelers
