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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 26,777 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Amazing Colossal Man (1957)HD
The Amazing Colossal Man (1957)
Rebirth of Mothra II (1997)HD
Rebirth of Mothra II (1997)
Eden Log (2007)HD
Eden Log (2007)
Vox Humana (2024)HD
Vox Humana (2024)
Monkey (2014)HD
Monkey (2014)
Clara (2015)HD
Clara (2015)
Udanta Thalire Asichhi Priya (2023)HD
Udanta Thalire Asichhi Priya (2023)
3% (2011)HD
3% (2011)
Cargo (2015)HD
Cargo (2015)
Hikari Sentai Maskman: The Movie (1987)HD
Hikari Sentai Maskman: The Movie (1987)
Cosmos Pink Shock (1986)HD
Cosmos Pink Shock (1986)
Last Exile: Ginyoku no Fam Movie - Over the Wishes (2016)HD
Last Exile: Ginyoku no Fam Movie - Over the Wishes (2016)
The Arrival (1991)HD
The Arrival (1991)
Sugarplum (2019)HD
Sugarplum (2019)
The Inhabited Island 2: Rebellion (2009)HD
The Inhabited Island 2: Rebellion (2009)
Zerg (2020)HD
Zerg (2020)
Escoptofobia (2022)HD
Escoptofobia (2022)
Ultra B: Black Hole kara no Dokusaisha BB!! (1988)HD
Ultra B: Black Hole kara no Dokusaisha BB!! (1988)
A Besta Pop (2019)HD
A Besta Pop (2019)
Time Loop (2020)HD
Time Loop (2020)
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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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