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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 26,988 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Monkeybone (2001)HD
Monkeybone (2001)
Superman: Man of Tomorrow (2020)1080P
Superman: Man of Tomorrow (2020)
Mars Express (2023)1080P
Mars Express (2023)
Fahrenheit 451 (2018)HD
Fahrenheit 451 (2018)
The Blob (1958)HD
The Blob (1958)
Memoirs of an Invisible Man (1992)HD
Memoirs of an Invisible Man (1992)
Mad God (2021)HD
Mad God (2021)
Cosmic Sin (2021)HD
Cosmic Sin (2021)
The Black Hole (1979)HD
The Black Hole (1979)
Planet Hulk (2010)1080P
Planet Hulk (2010)
Oxygen (2021)HD
Oxygen (2021)
Glitch (2023)1080P
Glitch (2023)
Paradise Hills (2019)HD
Paradise Hills (2019)
Seconds (1966)1080P
Seconds (1966)
Seven Minutes Life After I Decided ToHD
Seven Minutes Life After I Decided To
Frankenstein (1931)1080P
Frankenstein (1931)
The Handmaid's Tale (1990)HD
The Handmaid's Tale (1990)
Star Trek VI: The Undiscovered Country (1991)1080P
Star Trek VI: The Undiscovered Country (1991)
2073 (2024)HD
2073 (2024)
Ultraman: Rising (2024)1080P
Ultraman: Rising (2024)
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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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