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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 26,827 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Killer Tongue (1996)HD
Killer Tongue (1996)
Isolation (2005)HD
Isolation (2005)
Light of My Eye (2022)HD
Light of My Eye (2022)
Hunter Prey (2010)HD
Hunter Prey (2010)
Lights In The Night Sky (2024)HD
Lights In The Night Sky (2024)
Bud Abbott and Lou Costello Meet the Invisible Man (1951)HD
Bud Abbott and Lou Costello Meet the Invisible Man (1951)
Brahman: Legendary Hero (1999)HD
Brahman: Legendary Hero (1999)
Tokyo Species (2012)HD
Tokyo Species (2012)
Moontrap (1989)HD
Moontrap (1989)
Couplet (2015)HD
Couplet (2015)
A Pirata (2026)HD
A Pirata (2026)
Veronica 2030 (1999)HD
Veronica 2030 (1999)
Fire Twister (2015)HD
Fire Twister (2015)
Seikan Tokusou Assault Riser (2004)HD
Seikan Tokusou Assault Riser (2004)
Alien Outpost (2014)HD
Alien Outpost (2014)
Somnium (2025)HD
Somnium (2025)
Deepfaking Sam Altman (2026)HD
Deepfaking Sam Altman (2026)
Побег (2024)HD
Побег (2024)
Ironhorse (2010)HD
Ironhorse (2010)
Tale of the Star-Child (1983)HD
Tale of the Star-Child (1983)
1…266267268…500›
123Movies

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