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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.

Growth (2010)HD
Growth (2010)
How to Make a Monster (1958)HD
How to Make a Monster (1958)
Sweet Molly (2025)HD
Sweet Molly (2025)
Treagens' Black Shadows (2026)HD
Treagens' Black Shadows (2026)
Facsimile (2025)HD
Facsimile (2025)
This Fantastic World 15 (1989)HD
This Fantastic World 15 (1989)
InAlienable (2008)HD
InAlienable (2008)
The Slows (2018)HD
The Slows (2018)
Realtime (1983)1080P
Realtime (1983)
American Hero (2015)HD
American Hero (2015)
My God, My God, Why Hast Thou Forsaken Me? (2005)1080P
My God, My God, Why Hast Thou Forsaken Me? (2005)
The Eye (1966)HD
The Eye (1966)
Doctor Who: Inferno (1970)1080P
Doctor Who: Inferno (1970)
Pacalien (2017)HD
Pacalien (2017)
She Is Conann (2023)HD
She Is Conann (2023)
Supervised (2013)HD
Supervised (2013)
Frankenstein (2004)HD
Frankenstein (2004)
Blame! (2017)HD
Blame! (2017)
HuxleyHD
Huxley
The Return of Captain Invincible (1983)HD
The Return of Captain Invincible (1983)
1…386387388…500›
123Movies

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Disclaimer: This site does not store any files on its server. All contents are provided by non-affiliated third parties.

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