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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 26,948 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Angels of Tokyo Decadence (2026)HD
Angels of Tokyo Decadence (2026)
Towa no Quon 2: Dancing Orchid in Chaos (2011)HD
Towa no Quon 2: Dancing Orchid in Chaos (2011)
51 (2011)HD
51 (2011)
EpigenesisHD
Epigenesis
Deja Vu (2021)1080P
Deja Vu (2021)
Deathlands (2003)HD
Deathlands (2003)
Attack of the Puppet People (1958)HD
Attack of the Puppet People (1958)
2069: A Sex Odyssey (1974)HD
2069: A Sex Odyssey (1974)
Alternative 3 (1977)HD
Alternative 3 (1977)
Starlorn (2026)HD
Starlorn (2026)
Fatal Future (2018)HD
Fatal Future (2018)
The Spiderelephant (1967)HD
The Spiderelephant (1967)
Perfecting A Flaw Until Nothing Remains (2026)1080P
Perfecting A Flaw Until Nothing Remains (2026)
The War in Space (1977)HD
The War in Space (1977)
The Escape (2016)HD
The Escape (2016)
Memory Reloaded (2013)HD
Memory Reloaded (2013)
Liberxina 90 (1970)HD
Liberxina 90 (1970)
Extinctions (2020)HD
Extinctions (2020)
Aurora Spei (2022)1080P
Aurora Spei (2022)
Carly (2023)HD
Carly (2023)
1…346347348…500›
123Movies

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