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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 26,867 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Crater Lake Monster (1977)HD
The Crater Lake Monster (1977)
The Beast Inside (2024)HD
The Beast Inside (2024)
Program (2025)HD
Program (2025)
The Revenge of Frankenstein (1958)HD
The Revenge of Frankenstein (1958)
Because I Love YouHD
Because I Love You
Contagion of Fear (2023)HD
Contagion of Fear (2023)
Final Flesh (2009)HD
Final Flesh (2009)
Cerebrum (2023)HD
Cerebrum (2023)
Lavalantula (2015)HD
Lavalantula (2015)
Eye Of The BeholderHD
Eye Of The Beholder
The Red Spectacles (1987)HD
The Red Spectacles (1987)
Exile (2008)HD
Exile (2008)
Alien Agent (2007)HD
Alien Agent (2007)
Ariel (1992)1080P
Ariel (1992)
Dick Figures: The Movie (2013)HD
Dick Figures: The Movie (2013)
The Age of Flowering Plants (2025)HD
The Age of Flowering Plants (2025)
Astral (2018)HD
Astral (2018)
TIGER & BUNNY: The Rising (2014)HD
TIGER & BUNNY: The Rising (2014)
Born to Die (2018)HD
Born to Die (2018)
Babezilla vs. the Cyber Skanks: Rise of MechaBabezilla (2024)HD
Babezilla vs. the Cyber Skanks: Rise of MechaBabezilla (2024)
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123Movies

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