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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.

Kichkina Tabib (1998)HD
Kichkina Tabib (1998)
Mañana Sí (2025)HD
Mañana Sí (2025)
Nimona (2023)1080P
Nimona (2023)
In the Blink of an Eye (2026)HD
In the Blink of an Eye (2026)
Ex AfflictionHD
Ex Affliction
Weird Science (1985)HD
Weird Science (1985)
The X-Files: I Want to Believe (2008)HD
The X-Files: I Want to Believe (2008)
Unexpected Treasures (2025)HD
Unexpected Treasures (2025)
Hello World (2019)1080P
Hello World (2019)
Hostile (2018)HD
Hostile (2018)
Nineteen Eighty-Four (1984)HD
Nineteen Eighty-Four (1984)
Ben 10: Race Against Time (2008)HD
Ben 10: Race Against Time (2008)
Berlin Loop (2025)HD
Berlin Loop (2025)
Alien from the Darkness (1997)HD
Alien from the Darkness (1997)
The Day the Earth Stood Still (1951)1080P
The Day the Earth Stood Still (1951)
The Blob (1988)HD
The Blob (1988)
Rotten (2024)1080P
Rotten (2024)
My Stepmother Is an Alien (1988)HD
My Stepmother Is an Alien (1988)
Dragonball Evolution (2009)HD
Dragonball Evolution (2009)
Borrowed DreamsHD
Borrowed Dreams
1…343536…500›
123Movies

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