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.

Death Race 2000 (1975) 1080P
Death Race 2000 (1975) Action, Comedy
The Swarm (1978) 1080P
The Swarm (1978) Horror, Science Fiction
Who? (1974) 1080P
Who? (1974) Drama, Mystery
The Apple (1980) 1080P
The Apple (1980) Comedy, Fantasy
The Visitor (1979) 1080P
The Visitor (1979) Horror, Science Fiction
Phantasm (1979) 1080P
Phantasm (1979) Horror, Science Fiction
Prophecy (1979) 1080P
Prophecy (1979) Horror, Science Fiction
Mad Max (1979) 1080P
Mad Max (1979) Action, Adventure
Alien 2: On Earth (1980) 1080P
Alien 2: On Earth (1980) Horror, Science Fiction
Piranha (1978) 1080P
Piranha (1978) Comedy, Horror
The War in Space (1977) 1080P
The War in Space (1977) Action, Adventure
The Manitou (1978) 1080P
The Manitou (1978) Horror, Science Fiction
Capricorn One (1977) 1080P
Capricorn One (1977) Action, Drama
The Boys from Brazil (1978) 1080P
The Boys from Brazil (1978) Drama, Mystery
Battlestar Galactica (1978) 1080P
Battlestar Galactica (1978) Adventure, Science Fiction
Shock Waves (1977) 1080P
Shock Waves (1977) Horror, Science Fiction
Rabid (1977) 1080P
Rabid (1977) Horror, Science Fiction
Kingdom of the Spiders (1977) 1080P
Kingdom of the Spiders (1977) Horror, Science Fiction
Empire of the Ants (1977) 1080P
Empire of the Ants (1977) Horror, Science Fiction
Shivers (1975) 1080P
Shivers (1975) Horror, Science Fiction
Rollerball (1975) 1080P
Rollerball (1975) Action, Science Fiction
Terror of Mechagodzilla (1975) 1080P
Terror of Mechagodzilla (1975) Action, Drama
Escape to Witch Mountain (1975) 1080P
Escape to Witch Mountain (1975) Adventure, Family
A Boy and His Dog (1975) 1080P
A Boy and His Dog (1975) Comedy, Drama

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.