- Original release
-
Platforms release
- Previous episode S04E03 - Reunion
- Number S04E04
-
Director
Robert C. Cooper
-
Writer
Robert C. Cooper
- Country Canada
- Original language English
- Genres Action, Adventure, Drama, Science-Fiction
-
External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
12 janvier 2026 - 10:15
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.
Watch
Next episode
S04E05 - Travelers
