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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.

The World, the Flesh and the Devil (1959)HD
The World, the Flesh and the Devil (1959)
Mad Mimes (2012)1080P
Mad Mimes (2012)
Ventisei Secondi (2025)HD
Ventisei Secondi (2025)
7HzHD
7Hz
Time Warrior (2013)HD
Time Warrior (2013)
High Copy (2025)HD
High Copy (2025)
Alt 30 (2023)HD
Alt 30 (2023)
Creep Box (2023)HD
Creep Box (2023)
Metruk (2023)HD
Metruk (2023)
Teens in the Universe (1975)HD
Teens in the Universe (1975)
Perfect (2019)HD
Perfect (2019)
BREACH: PART ZERO (2025)1080P
BREACH: PART ZERO (2025)
Vortex (2019)HD
Vortex (2019)
Super Alaya: Ang Bagong Tagapagtanggol (2023)HD
Super Alaya: Ang Bagong Tagapagtanggol (2023)
Permeable (2018)HD
Permeable (2018)
Game Over (1984)1080P
Game Over (1984)
The Three Stooges in Orbit (1962)HD
The Three Stooges in Orbit (1962)
The Trouble with Dick (1987)HD
The Trouble with Dick (1987)
Joy, Et Cetera (2019)1080P
Joy, Et Cetera (2019)
Sid the Science Kid: The Movie (2013)HD
Sid the Science Kid: The Movie (2013)
1…409410411…500›
123Movies

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