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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 26,833 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

un/connnected (2022)HD
un/connnected (2022)
Spaceship to the Unknown (1966)1080P
Spaceship to the Unknown (1966)
Retroactive (1997)HD
Retroactive (1997)
Broken System (2023)HD
Broken System (2023)
Casa desiertaHD
Casa desierta
R.I.A. (2021)HD
R.I.A. (2021)
Bloom (2017)HD
Bloom (2017)
Invaders from Mars (1953)HD
Invaders from Mars (1953)
The Trial of the Incredible Hulk (1989)HD
The Trial of the Incredible Hulk (1989)
Ariadne Protocol1080P
Ariadne Protocol
Never Seen (2026)HD
Never Seen (2026)
Do Not OpenHD
Do Not Open
Renner (2025)HD
Renner (2025)
First Men in the Moon (1964)HD
First Men in the Moon (1964)
Forbidden World (1982)HD
Forbidden World (1982)
Käseburg (2022)1080P
Käseburg (2022)
Hello, Rain (2018)1080P
Hello, Rain (2018)
Desert Warrior (1989)HD
Desert Warrior (1989)
Alien Invasion (2018)HD
Alien Invasion (2018)
Advent (1981)1080P
Advent (1981)
1…203204205…500›
123Movies

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

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