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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 26,832 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Fetch (2021)HD
Fetch (2021)
Scavenger (2019)HD
Scavenger (2019)
Stranger (2019)HD
Stranger (2019)
Transit (2004)HD
Transit (2004)
Remain (2016)HD
Remain (2016)
Reus (2026)HD
Reus (2026)
Mouse-X (2014)HD
Mouse-X (2014)
Prince of Space (1959)HD
Prince of Space (1959)
Lolo (2019)HD
Lolo (2019)
Silver Hawk (2004)HD
Silver Hawk (2004)
Age of Dinosaurs (2013)HD
Age of Dinosaurs (2013)
ADWALL (2022)HD
ADWALL (2022)
Mirrorman: Dinosaur Aroza Rises from the Dead (1972)HD
Mirrorman: Dinosaur Aroza Rises from the Dead (1972)
Carmentis (2019)1080P
Carmentis (2019)
The Colour of Your Lips (2019)HD
The Colour of Your Lips (2019)
Virgin Hunters 3: Agents of Passion (2017)HD
Virgin Hunters 3: Agents of Passion (2017)
Gwen and the Book of Sand (1985)HD
Gwen and the Book of Sand (1985)
Outlier (2021)HD
Outlier (2021)
The Toxic Avenger Part III: The Last Temptation of Toxie (1989)HD
The Toxic Avenger Part III: The Last Temptation of Toxie (1989)
G-Saviour (1999)HD
G-Saviour (1999)
1…269270271…500›
123Movies

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