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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 26,779 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Chance (1984)HD
Chance (1984)
Incredibles 3 (2028)HD
Incredibles 3 (2028)
Strive (2026)1080P
Strive (2026)
Desejo SintéticoHD
Desejo Sintético
King of Thorn (2010)HD
King of Thorn (2010)
Klara and the Sun (2026)HD
Klara and the Sun (2026)
Love Me (2025)HD
Love Me (2025)
Analgesia-X (2026)HD
Analgesia-X (2026)
Star Trek: Section 31 (2025)HD
Star Trek: Section 31 (2025)
Godzilla Against MechaGodzilla (2002)1080P
Godzilla Against MechaGodzilla (2002)
Sputnik (2020)HD
Sputnik (2020)
Forbidden Empire (2014)HD
Forbidden Empire (2014)
EX MACHINA (2023)HD
EX MACHINA (2023)
Monday Begins on Saturday (1965)HD
Monday Begins on Saturday (1965)
Oblivious Memory (2018)1080P
Oblivious Memory (2018)
Monkeybone (2001)HD
Monkeybone (2001)
Winter: Battleground (2026)HD
Winter: Battleground (2026)
Dust (2013)HD
Dust (2013)
Fahrenheit 451 (1966)1080P
Fahrenheit 451 (1966)
Killed by Lightning (2002)HD
Killed by Lightning (2002)
1…777879…500›
123Movies

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