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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 26,964 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Egghead Republic (2025)HD
Egghead Republic (2025)
Island Python (2025)HD
Island Python (2025)
The Outwaters (2023)HD
The Outwaters (2023)
Infected: The Darkest Day (2021)HD
Infected: The Darkest Day (2021)
Peter's To-Do List (2019)HD
Peter's To-Do List (2019)
The Survivalist (2021)HD
The Survivalist (2021)
Gurren Lagann The Movie: Childhood's End (2008)1080P
Gurren Lagann The Movie: Childhood's End (2008)
Tammy and the T-Rex (1994)HD
Tammy and the T-Rex (1994)
Ravenous (2017)HD
Ravenous (2017)
Personalized Futures (2023)HD
Personalized Futures (2023)
The Last Man on Earth (1964)HD
The Last Man on Earth (1964)
100 Degrees Below Zero (2013)HD
100 Degrees Below Zero (2013)
Plan 75 (2022)HD
Plan 75 (2022)
FRONTIER (2020)HD
FRONTIER (2020)
Next Avengers: Heroes of Tomorrow (2008)1080P
Next Avengers: Heroes of Tomorrow (2008)
To Every You I've Loved Before (2022)HD
To Every You I've Loved Before (2022)
D.A.R.Y.L. (1985)HD
D.A.R.Y.L. (1985)
The Heroic Trio (1993)HD
The Heroic Trio (1993)
Ghost in the Shell: Stand Alone Complex - Solid State Society (2007)1080P
Ghost in the Shell: Stand Alone Complex - Solid State Society (2007)
Batman Unlimited: Mechs vs. Mutants (2016)HD
Batman Unlimited: Mechs vs. Mutants (2016)
1…969798…500›
123Movies

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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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