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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 26,807 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Colisión (2025)HD
Colisión (2025)
Symphony Dark (2014)1080P
Symphony Dark (2014)
Ripples (1967)HD
Ripples (1967)
Digital Monster X-Evolution (2005)HD
Digital Monster X-Evolution (2005)
Thunderbirds: Operation Crash-Dive (1965)HD
Thunderbirds: Operation Crash-Dive (1965)
Meteor Storm (2010)HD
Meteor Storm (2010)
Earth vs. the Spider (1958)HD
Earth vs. the Spider (1958)
Dinotopia: Quest for the Ruby Sunstone (2005)HD
Dinotopia: Quest for the Ruby Sunstone (2005)
The Monster of the Volcano (1963)HD
The Monster of the Volcano (1963)
Polis (2014)HD
Polis (2014)
I woke up and felt sleepyHD
I woke up and felt sleepy
Gamera the Brave (2006)HD
Gamera the Brave (2006)
Sex Galaxy (2008)HD
Sex Galaxy (2008)
RISE (2026)HD
RISE (2026)
Arachnid (2001)HD
Arachnid (2001)
Infestation (2009)HD
Infestation (2009)
GoGo Dino the Movie: Gecko's Dream (2025)HD
GoGo Dino the Movie: Gecko's Dream (2025)
Konrad (1985)HD
Konrad (1985)
MAN VS PHONE (2024)1080P
MAN VS PHONE (2024)
A Fantastic Comedy (1975)HD
A Fantastic Comedy (1975)
1…330331332…500›
123Movies

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