Science Fiction Movies & TV Shows Online Free

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

2010 (1984) 1080P
2010 (1984) Science Fiction, Thriller
Krull (1983) 1080P
Krull (1983) Action, Adventure
Timerider: The Adventure of.. (1982) 1080P
Timerider: The Adventure of.. (1982) Science Fiction, Western
The Ice Pirates (1984) 1080P
The Ice Pirates (1984) Action, Adventure
Dune (1984) 1080P
Dune (1984) Action, Adventure
Spacehunter.. (1983) 1080P
Spacehunter.. (1983) Adventure, Science Fiction
WarGames (1983) 1080P
WarGames (1983) Drama, Science Fiction
Fire and Ice (1983) 1080P
Fire and Ice (1983) Adventure, Animation
Iceman (1984) 1080P
Iceman (1984) Science Fiction
Electric Dreams (1984) 1080P
Electric Dreams (1984) Comedy, Romance
DEFCON-4 (1985) 1080P
DEFCON-4 (1985) Action, Science Fiction
C.H.U.D. (1984) 1080P
C.H.U.D. (1984) Horror, Science Fiction
Bloodsuckers from Outer Space (1984) 1080P
Bloodsuckers from Outer Space (1984) Comedy, Horror
Strange Brew (1983) 1080P
Strange Brew (1983) Comedy, Crime
Rats: Night of Terror (1984) 1080P
Rats: Night of Terror (1984) Horror, Science Fiction
Silent Rage (1982) 1080P
Silent Rage (1982) Action, Horror
Halloween III.. (1982) 1080P
Halloween III.. (1982) Horror, Mystery
Swamp Thing (1982) 1080P
Swamp Thing (1982) Horror, Science Fiction
Star Trek II: The Wrath of Khan (1982) 1080P
Star Trek II: The Wrath of Khan (1982) Action, Adventure
The Dead Zone (1983) 1080P
The Dead Zone (1983) Horror, Science Fiction
Godzilla 1985 (1985) 1080P
Godzilla 1985 (1985) Action, Science Fiction
Looker (1981) 1080P
Looker (1981) Science Fiction, Thriller
Without Warning (1980) 1080P
Without Warning (1980) Horror, Science Fiction
Britannia Hospital (1982) 1080P
Britannia Hospital (1982) Comedy, Science Fiction

Frequently Asked Questions

What are the best Science Fiction movies on MadFlix?

Browse the grid below — titles are sorted by popularity and rating. Use the Filter to narrow by year, country, or sub-genre.

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.