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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 26,795 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Asteroid-a-Geddon (2020)HD
Asteroid-a-Geddon (2020)
Flitterwochen (1996)HD
Flitterwochen (1996)
Radioactive Dreams (1986)HD
Radioactive Dreams (1986)
Night of the Big Heat (1967)HD
Night of the Big Heat (1967)
Galaxy Express 999: Eternal Traveler Emeraldas (1980)1080P
Galaxy Express 999: Eternal Traveler Emeraldas (1980)
From the Earth to the Moon (1958)HD
From the Earth to the Moon (1958)
Virtual Girl 2: Virtual Vegas (2001)HD
Virtual Girl 2: Virtual Vegas (2001)
The Seed (2008)1080P
The Seed (2008)
The Fourth Dimension (1987)HD
The Fourth Dimension (1987)
Tokusou Sentai Dekaranger THE MOVIE: Full Blast Action (2004)HD
Tokusou Sentai Dekaranger THE MOVIE: Full Blast Action (2004)
Вместе навсегда (2024)HD
Вместе навсегда (2024)
Super Sentai World (1994)1080P
Super Sentai World (1994)
The Mouse on the Moon (1963)HD
The Mouse on the Moon (1963)
Crisis (2025)1080P
Crisis (2025)
The Deadly Mantis (1957)HD
The Deadly Mantis (1957)
Dopple-Death (2021)HD
Dopple-Death (2021)
Amphibian Man (1962)HD
Amphibian Man (1962)
Someday or One Day (2022)HD
Someday or One Day (2022)
8bits (2019)HD
8bits (2019)
Impossible Dreams (2011)HD
Impossible Dreams (2011)
1…357358359…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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