Science Fiction Movies & TV Shows Online Free

Stream the best Science Fiction movies and TV shows free on 123Movies in HD. Browse 1,201 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Mutant Chronicles (2008) 1080P
Mutant Chronicles (2008) Action, Adventure
Fantastic Four.. (2007) 1080P
Fantastic Four.. (2007) Action, Adventure
The Last Mimzy (2007) 1080P
The Last Mimzy (2007) Adventure, Drama
Cell (2016) 1080P
Cell (2016) Horror, Science Fiction
The Man from Earth (2007) 1080P
The Man from Earth (2007) Drama, Science Fiction
Meet Dave (2008) 1080P
Meet Dave (2008) Adventure, Comedy
Timecrimes (2007) 1080P
Timecrimes (2007) Science Fiction, Thriller
Komodo vs. Cobra (2005) 1080P
Komodo vs. Cobra (2005) Horror, Science Fiction
Pulse (2006) 1080P
Pulse (2006) Drama, Horror
Death Race (2008) 1080P
Death Race (2008) Action, Science Fiction
The Host (2006) 1080P
The Host (2006) Drama, Horror
The Black Hole (2006) 1080P
The Black Hole (2006) Science Fiction, Thriller
The Kovak Box (2006) 1080P
The Kovak Box (2006) Action, Science Fiction
The Butterfly Effect 2 (2006) 1080P
The Butterfly Effect 2 (2006) Drama, Science Fiction
Superhero Movie (2008) 1080P
Superhero Movie (2008) Action, Comedy
The Adventures of Sharkboy and.. (2005) 1080P
The Adventures of Sharkboy and.. (2005) Adventure, Family
Deep Evil (2004) 1080P
Deep Evil (2004) Horror, Science Fiction
District B13 (2004) 1080P
District B13 (2004) Action, Science Fiction
Stay Alive (2006) 1080P
Stay Alive (2006) Horror, Mystery
Spider-Man 3 (2007) 1080P
Spider-Man 3 (2007) Action, Adventure
V for Vendetta (2006) 1080P
V for Vendetta (2006) Action, Science Fiction
The Invasion (2007) 1080P
The Invasion (2007) Horror, Mystery
Next (2007) 1080P
Next (2007) Action, Science Fiction
Resident Evil: Extinction (2007) 1080P
Resident Evil: Extinction (2007) Action, Horror

Frequently Asked Questions

What are the best Science Fiction movies on 123Movies?

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Are new Science Fiction movies added regularly?

Yes. Our Science Fiction catalog updates daily as new films are released theatrically and on streaming.

Can I watch Science Fiction TV shows here too?

Yes — both Science Fiction movies and TV series are listed together. Use the type filter at the top to show only movies or only TV.