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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 26,827 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Age of Dinosaurs (2013)HD
Age of Dinosaurs (2013)
Subterano (2003)HD
Subterano (2003)
LATENCIAHD
LATENCIA
Sharktopus vs. Pteracuda (2014)HD
Sharktopus vs. Pteracuda (2014)
Mister Sandman (2025)HD
Mister Sandman (2025)
Me and The Spaceman (2025)HD
Me and The Spaceman (2025)
Simulacrum (1993)HD
Simulacrum (1993)
Das Ende unserer Zeit (2019)HD
Das Ende unserer Zeit (2019)
Mount Adams (2021)HD
Mount Adams (2021)
Only (2020)HD
Only (2020)
GoGo Dino the Movie: Gecko's Dream (2025)HD
GoGo Dino the Movie: Gecko's Dream (2025)
Magical Girl Lyrical Nanoha: The Movie 2nd A's (2012)HD
Magical Girl Lyrical Nanoha: The Movie 2nd A's (2012)
DreadHD
Dread
Alien Overlords (2018)HD
Alien Overlords (2018)
The Mystery of Lop Nur (2022)HD
The Mystery of Lop Nur (2022)
Denji Sentai Megaranger vs Carranger (1998)1080P
Denji Sentai Megaranger vs Carranger (1998)
The Pleasure of Killing Bugs (2020)HD
The Pleasure of Killing Bugs (2020)
Dirty Machines: The End of History (2020)HD
Dirty Machines: The End of History (2020)
One Left (2021)HD
One Left (2021)
Rotor (2015)HD
Rotor (2015)
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123Movies

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