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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 26,962 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Grabbers (2012)HD
Grabbers (2012)
Eureka!! (2017)1080P
Eureka!! (2017)
GLASS* (2024)HD
GLASS* (2024)
Project X (1987)HD
Project X (1987)
Way of Tomorrow: The Evolution of Science Fiction Movies (2022)HD
Way of Tomorrow: The Evolution of Science Fiction Movies (2022)
Doors (2021)HD
Doors (2021)
The Flush (2026)HD
The Flush (2026)
2.0 (2018)HD
2.0 (2018)
Zero Contact (2022)HD
Zero Contact (2022)
Steel and Lace (1991)HD
Steel and Lace (1991)
El día que llegaron (2004)1080P
El día que llegaron (2004)
Remains (2025)HD
Remains (2025)
Taklee Genesis (2024)1080P
Taklee Genesis (2024)
2036 Origin Unknown (2018)HD
2036 Origin Unknown (2018)
40 Days and Nights (2012)HD
40 Days and Nights (2012)
All Monsters Attack (1969)HD
All Monsters Attack (1969)
Body Bags (1993)HD
Body Bags (1993)
Dylan Dog: Dead of Night (2011)HD
Dylan Dog: Dead of Night (2011)
Alien Autopsy (2006)HD
Alien Autopsy (2006)
Hot Bot (2016)HD
Hot Bot (2016)
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123Movies

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