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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 26,833 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Protocole Sandwich (2019)HD
Protocole Sandwich (2019)
Nemesis 4: Death Angel (1996)HD
Nemesis 4: Death Angel (1996)
Organic Sleep (2015)HD
Organic Sleep (2015)
Replicator (2024)HD
Replicator (2024)
The Last Dinosaur (1977)HD
The Last Dinosaur (1977)
The Visitor (1979)HD
The Visitor (1979)
Salisbury Paranormal (2022)HD
Salisbury Paranormal (2022)
Esquadrão 51 contra os Discos Voadores (2022)HD
Esquadrão 51 contra os Discos Voadores (2022)
The Garden of Sinners: Future Gospel (2013)1080P
The Garden of Sinners: Future Gospel (2013)
Shelter (2015)HD
Shelter (2015)
San Andreas Mega Quake (2019)HD
San Andreas Mega Quake (2019)
2069: A Sex Odyssey (1974)HD
2069: A Sex Odyssey (1974)
Gulf Stream Under the Iceberg (2012)HD
Gulf Stream Under the Iceberg (2012)
The Curse of the Komodo (2004)HD
The Curse of the Komodo (2004)
Independence Daysaster (2013)HD
Independence Daysaster (2013)
A Tale of Lost Time (1978)HD
A Tale of Lost Time (1978)
The Zombinator (2012)HD
The Zombinator (2012)
How to Lose Weight (1986)HD
How to Lose Weight (1986)
YOSHIDANOBUO (2022)1080P
YOSHIDANOBUO (2022)
Cuckoo (2025)HD
Cuckoo (2025)
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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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