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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 26,826 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

I Made The Invisible Man (2025)HD
I Made The Invisible Man (2025)
A Week with Rebecca (2020)HD
A Week with Rebecca (2020)
Avataro Sentai Donbrothers vs. Zenkaiger (2023)HD
Avataro Sentai Donbrothers vs. Zenkaiger (2023)
Synthesis (2025)HD
Synthesis (2025)
Macross Frontier: The False Songstress (2009)HD
Macross Frontier: The False Songstress (2009)
Otra piel (2023)1080P
Otra piel (2023)
We Are Aliens (2026)HD
We Are Aliens (2026)
City Under Siege (2010)HD
City Under Siege (2010)
NEURAL1080P
NEURAL
Does It Come With a Warranty? (2024)HD
Does It Come With a Warranty? (2024)
Alien Hunter (2003)HD
Alien Hunter (2003)
LATENCIAHD
LATENCIA
The Son of Kong (1933)HD
The Son of Kong (1933)
Hyperspace (1984)HD
Hyperspace (1984)
Mystery Science Theater 3000: The Movie (1996)HD
Mystery Science Theater 3000: The Movie (1996)
Choudenshi Bioman: The Movie (1984)HD
Choudenshi Bioman: The Movie (1984)
Mr.Robot (2025)1080P
Mr.Robot (2025)
The Lightning Code (2025)HD
The Lightning Code (2025)
Hot Wheels: World Race (2003)1080P
Hot Wheels: World Race (2003)
Cycle (2022)HD
Cycle (2022)
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123Movies

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