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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 26,790 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Mazinger Z: Infinity (2017)HD
Mazinger Z: Infinity (2017)
Superior Ultra 8 Brothers (2008)1080P
Superior Ultra 8 Brothers (2008)
The Stranger (2015)HD
The Stranger (2015)
Skylines (2020)HD
Skylines (2020)
Buzz Lightyear of Star Command: The Adventure Begins (2000)HD
Buzz Lightyear of Star Command: The Adventure Begins (2000)
Sexmission (1984)1080P
Sexmission (1984)
Killed by Lightning (2002)HD
Killed by Lightning (2002)
Black Mirror: Bandersnatch (2018)HD
Black Mirror: Bandersnatch (2018)
Crater (2023)HD
Crater (2023)
Transformers: Dark of the Moon (2011)HD
Transformers: Dark of the Moon (2011)
Man of Tomorrow (2027)HD
Man of Tomorrow (2027)
Desejo SintéticoHD
Desejo Sintético
They Cloned Tyrone (2023)HD
They Cloned Tyrone (2023)
Still Life (2026)HD
Still Life (2026)
Tutu Academy (2025)HD
Tutu Academy (2025)
Futurama: Bender's Big Score (2007)1080P
Futurama: Bender's Big Score (2007)
Mark of the Scorpion (1986)HD
Mark of the Scorpion (1986)
Open Your Eyes (1997)1080P
Open Your Eyes (1997)
Shadow of a Ghost (1981)HD
Shadow of a Ghost (1981)
The Philadelphia Experiment (1984)HD
The Philadelphia Experiment (1984)
1…616263…500›
123Movies

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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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