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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 26,797 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

THX 1138 (1971)HD
THX 1138 (1971)
Anon (2018)HD
Anon (2018)
BURN·E (2008)1080P
BURN·E (2008)
Ray Gunn (2026)HD
Ray Gunn (2026)
Doraemon: Nobita's Dinosaur (1980)HD
Doraemon: Nobita's Dinosaur (1980)
Congo (1995)HD
Congo (1995)
LEGO Marvel Avengers: Mission Demolition (2024)HD
LEGO Marvel Avengers: Mission Demolition (2024)
Doraemon: Nobita and the Island of Miracles – Animal Adventure (2012)HD
Doraemon: Nobita and the Island of Miracles – Animal Adventure (2012)
Ulagam Sutrum Valiban (1973)HD
Ulagam Sutrum Valiban (1973)
Digimon Adventure 02: The Beginning (2023)1080P
Digimon Adventure 02: The Beginning (2023)
Cuántica Rave (2026)HD
Cuántica Rave (2026)
Dead Man's Letters (1986)HD
Dead Man's Letters (1986)
La desconocida (1983)HD
La desconocida (1983)
Batman vs Teenage Mutant Ninja Turtles (2019)1080P
Batman vs Teenage Mutant Ninja Turtles (2019)
Never Happened (2015)HD
Never Happened (2015)
Sharknado 3: Oh Hell No! (2015)HD
Sharknado 3: Oh Hell No! (2015)
Vesper (2022)HD
Vesper (2022)
Kraken (2025)HD
Kraken (2025)
Superman/Batman: Public Enemies (2009)1080P
Superman/Batman: Public Enemies (2009)
Borrowed DreamsHD
Borrowed Dreams
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123Movies

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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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