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Trailers shown here are official content embedded from YouTube. Watch the full titles on the rights-holders' official streaming platforms.© 2026 123Movies. All rights reserved.
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Science Fiction Movies & TV Shows Online Free

Stream the best Science Fiction movies and TV shows free on 123Movies in HD. Browse 26,739 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Sons and Daughters of Tomorrow (1971)HD
The Sons and Daughters of Tomorrow (1971)
Date A Bullet: Nightmare or Queen (2020)1080P
Date A Bullet: Nightmare or Queen (2020)
REM (2019)1080P
REM (2019)
Groundswell (2023)HD
Groundswell (2023)
The Sleep Counselor (2012)HD
The Sleep Counselor (2012)
Starvengers: The Movie (1976)HD
Starvengers: The Movie (1976)
Don't Let the Sun (2026)HD
Don't Let the Sun (2026)
Extraction (2015)HD
Extraction (2015)
Doctor Who: Time Crash (2007)1080P
Doctor Who: Time Crash (2007)
Dream of Vermilion (2011)HD
Dream of Vermilion (2011)
Moon Child (2003)HD
Moon Child (2003)
Hasse Dunder (2023)1080P
Hasse Dunder (2023)
Gab (2018)HD
Gab (2018)
Unidentified (2006)HD
Unidentified (2006)
DC Showcase: Adam Strange (2020)HD
DC Showcase: Adam Strange (2020)
HYPERSONIC Music Club (2023)1080P
HYPERSONIC Music Club (2023)
Call The Sandman (2020)HD
Call The Sandman (2020)
reCaptcha (2023)HD
reCaptcha (2023)
Kôzuki Yaya: CLONEz (1997)HD
Kôzuki Yaya: CLONEz (1997)
Mystery Science Theater 3000: The Movie (1996)HD
Mystery Science Theater 3000: The Movie (1996)
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123Movies

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