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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 26,778 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Space Battleship Yamato (1977)1080P
Space Battleship Yamato (1977)
Dirty Computer (2018)1080P
Dirty Computer (2018)
Outer Touch (1979)HD
Outer Touch (1979)
No Man's Land (2024)HD
No Man's Land (2024)
War of the Planets (1966)HD
War of the Planets (1966)
In the Aftermath (1988)HD
In the Aftermath (1988)
Free LSD (2023)1080P
Free LSD (2023)
CODE : G (2025)HD
CODE : G (2025)
Cockroach Tide (2020)HD
Cockroach Tide (2020)
Lust in Space (2015)HD
Lust in Space (2015)
The Nostalgist (2014)1080P
The Nostalgist (2014)
The Return of Captain Invincible (1983)HD
The Return of Captain Invincible (1983)
RayMan Salvation (2022)HD
RayMan Salvation (2022)
Sketchbook (2020)HD
Sketchbook (2020)
Tokyo Blackout (1987)HD
Tokyo Blackout (1987)
Battle Beneath the Earth (1967)HD
Battle Beneath the Earth (1967)
Love and 50 Megatons (2020)HD
Love and 50 Megatons (2020)
Reflection (2007)HD
Reflection (2007)
Petrov and Vasechkin: Heroes of Our Time (2027)HD
Petrov and Vasechkin: Heroes of Our Time (2027)
Hyper Sapien: People from Another Star (1986)HD
Hyper Sapien: People from Another Star (1986)
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123Movies

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