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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 26,790 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Thing in the Castle (1979)1080P
The Thing in the Castle (1979)
Night Surf (2002)HD
Night Surf (2002)
Engine Sentai Go-Onger: Bom Bom! Bom Bom! Net de Bong!! (2008)1080P
Engine Sentai Go-Onger: Bom Bom! Bom Bom! Net de Bong!! (2008)
Deadland (2009)HD
Deadland (2009)
The Killer Shrews (1959)HD
The Killer Shrews (1959)
CLOSET - a 150BPM odyssey (2025)1080P
CLOSET - a 150BPM odyssey (2025)
His Master's Voice (2018)HD
His Master's Voice (2018)
Totò in the Moon (1958)HD
Totò in the Moon (1958)
Pui Pui Molcar the Movie: MOLMAX (2024)HD
Pui Pui Molcar the Movie: MOLMAX (2024)
Se dagens lys (2003)1080P
Se dagens lys (2003)
Guľaté tajomstvo (1987)HD
Guľaté tajomstvo (1987)
CYANOVISIONS (2020)HD
CYANOVISIONS (2020)
Ultraman Ginga Theater Special: Ultra Monster ☆ Hero Battle Royal! (2014)HD
Ultraman Ginga Theater Special: Ultra Monster ☆ Hero Battle Royal! (2014)
Frankenstein : The Musical Live (2025)HD
Frankenstein : The Musical Live (2025)
The Intruder (2000)HD
The Intruder (2000)
Supervised (2013)HD
Supervised (2013)
Children of Chronos (2021)HD
Children of Chronos (2021)
Devoto, la invasión silenciosa (2020)HD
Devoto, la invasión silenciosa (2020)
The Noah's Ark Principle (1984)HD
The Noah's Ark Principle (1984)
Eventual (2023)1080P
Eventual (2023)
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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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