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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 26,948 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Fantastic Journey (1977)HD
The Fantastic Journey (1977)
Benji (2024)HD
Benji (2024)
I'm Gonna Kill You (2026)HD
I'm Gonna Kill You (2026)
Wayback (2020)HD
Wayback (2020)
Mega Twister (2024)HD
Mega Twister (2024)
We Seem to FeelHD
We Seem to Feel
Antö (2017)HD
Antö (2017)
Bunker: Project 12 (2016)HD
Bunker: Project 12 (2016)
King Dinosaur (1955)HD
King Dinosaur (1955)
Exile (2008)HD
Exile (2008)
Precognito (2023)HD
Precognito (2023)
Transplant (2024)HD
Transplant (2024)
OverrideHD
Override
Biggy Wiggy (2020)HD
Biggy Wiggy (2020)
I Am (2021)HD
I Am (2021)
Area:98 (2016)HD
Area:98 (2016)
Analog Rainbow (2022)1080P
Analog Rainbow (2022)
Geats Extra: Kamen Rider Gazer (2024)1080P
Geats Extra: Kamen Rider Gazer (2024)
Astro Boy (2025)HD
Astro Boy (2025)
ChromatographyHD
Chromatography
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123Movies

123Movies — watch movies online for free and discover the latest movies and TV series without registration.

Disclaimer: This site does not store any files on its server. All contents are provided by non-affiliated third parties.

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