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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 26,831 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Behemoth (2011)HD
Behemoth (2011)
Interlocked (2026)HD
Interlocked (2026)
Sureerat Long Hon (1961)HD
Sureerat Long Hon (1961)
Unidentified Flying Mater (2009)HD
Unidentified Flying Mater (2009)
Ocean (2016)HD
Ocean (2016)
Countenance (2026)HD
Countenance (2026)
The Unborn (1991)HD
The Unborn (1991)
Why Am I Here? (2025)1080P
Why Am I Here? (2025)
Space Cop (2016)HD
Space Cop (2016)
Tommy Brilho (2018)1080P
Tommy Brilho (2018)
Reset (2013)HD
Reset (2013)
Legend of Lemnear (1989)HD
Legend of Lemnear (1989)
The E.Y.E.S. of Mars (1993)HD
The E.Y.E.S. of Mars (1993)
Esquadrão 51 contra os Discos Voadores (2022)HD
Esquadrão 51 contra os Discos Voadores (2022)
Ko Mark No Mark (2014)1080P
Ko Mark No Mark (2014)
Calypso Boron (2020)HD
Calypso Boron (2020)
Misterio (2013)HD
Misterio (2013)
Collision Earth (2011)HD
Collision Earth (2011)
Human Animals (1983)HD
Human Animals (1983)
Psicario (2022)1080P
Psicario (2022)
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123Movies

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