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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.

End of the World (1977)HD
End of the World (1977)
Single8 (2023)1080P
Single8 (2023)
Junction Row (2026)HD
Junction Row (2026)
Lucid (2022)HD
Lucid (2022)
Aziris Nuna (2006)HD
Aziris Nuna (2006)
The Giant King (2012)HD
The Giant King (2012)
Velocity Trap (1999)HD
Velocity Trap (1999)
BeamTo (2026)HD
BeamTo (2026)
Knockers (2016)HD
Knockers (2016)
Kamen Rider Ryuki Hyper Battle Video: Ryuki vs. Kamen Rider Agito (2002)HD
Kamen Rider Ryuki Hyper Battle Video: Ryuki vs. Kamen Rider Agito (2002)
The Straw That Broke (2021)1080P
The Straw That Broke (2021)
Imitation (2020)1080P
Imitation (2020)
Pallasite (2021)1080P
Pallasite (2021)
The Twelve-Handed Men of Mars (1964)HD
The Twelve-Handed Men of Mars (1964)
Aquarium (2026)HD
Aquarium (2026)
The Quiet After (2026)HD
The Quiet After (2026)
Wellspring (1991)HD
Wellspring (1991)
Human Highway (1982)HD
Human Highway (1982)
Teens in the Universe (1975)HD
Teens in the Universe (1975)
Slanted Stars (2022)HD
Slanted Stars (2022)
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123Movies

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