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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 26,837 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Trog (1970)HD
Trog (1970)
Flight from Paradise (1990)1080P
Flight from Paradise (1990)
Manna (2008)1080P
Manna (2008)
Spaced Out (2026)HD
Spaced Out (2026)
Max Fury (2010)HD
Max Fury (2010)
Dr.ChesterfieldHD
Dr.Chesterfield
In BetweenHD
In Between
Bakuage Sentai Boonboomger formation lap: Settlers of the Galaxy (2025)1080P
Bakuage Sentai Boonboomger formation lap: Settlers of the Galaxy (2025)
Rumpelstiltskin (1987)HD
Rumpelstiltskin (1987)
BoBoiBoy Movie 3: Ghost of Gur'latanHD
BoBoiBoy Movie 3: Ghost of Gur'latan
The Hunt (2011)HD
The Hunt (2011)
BlankBox (2026)HD
BlankBox (2026)
Ultraman Regulos: First Mission (2022)1080P
Ultraman Regulos: First Mission (2022)
The Strange World of Planet X (1958)HD
The Strange World of Planet X (1958)
Alientologists (2017)HD
Alientologists (2017)
One Point O (2004)HD
One Point O (2004)
B-52 (2020)HD
B-52 (2020)
Deepfaking Sam Altman (2026)HD
Deepfaking Sam Altman (2026)
Light At The End Of Something (2025)HD
Light At The End Of Something (2025)
Columns (2021)HD
Columns (2021)
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123Movies

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