Science Fiction Movies & TV Shows Online Free

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

Slave Girls from Beyond Infinity (1987) HD
Slave Girls from Beyond Infinity (1987) Action, Adventure
Twilight Zone: The Movie (1983) HD
Twilight Zone: The Movie (1983) Fantasy, Horror
Spawn of the Slithis (1978) HD
Spawn of the Slithis (1978) Horror, Science Fiction
Godzilla: Tokyo S.O.S. (2003) HD
Godzilla: Tokyo S.O.S. (2003) Action, Adventure
G-Loc (2020) HD
G-Loc (2020) Action, Adventure
Grey Skies (2010) HD
Grey Skies (2010) Science Fiction, Thriller
Ditto (2000) HD
Ditto (2000) Drama, Fantasy
Robot Riot (2020) HD
Robot Riot (2020) Action, Science Fiction
Bionic Showdown.. (1989) HD
Bionic Showdown.. (1989) Action, Science Fiction
Immortal Woman (2011) HD
Immortal Woman (2011) Drama, Fantasy
Test Tube Teens from the Year.. (1994) HD
Test Tube Teens from the Year.. (1994) Comedy, Drama
Sputnik (2020) HD
Sputnik (2020) Drama, Horror
Project Power (2020) HD
Project Power (2020) Action, Crime
First Squad: The Moment of Truth (2009) HD
First Squad: The Moment of Truth (2009) Action, Animation
Hangar 10 (2014) HD
Hangar 10 (2014) Horror, Science Fiction
Arena (2011) HD
Arena (2011) Action, Science Fiction
Godzilla vs. Mothra (1992) HD
Godzilla vs. Mothra (1992) Action, Adventure
Once There Was Brasília (2017) HD
Once There Was Brasília (2017) Documentary, Drama
Shifter (2020) HD
Shifter (2020) Horror, Science Fiction
Monstrosity (1963) HD
Monstrosity (1963) Horror, Science Fiction
Unbelievable!!!!! (2020) HD
Unbelievable!!!!! (2020) Comedy, Science Fiction
Max Reload and the Nether.. (2020) HD
Max Reload and the Nether.. (2020) Comedy, Science Fiction
Alligator (1980) HD
Alligator (1980) Horror, Science Fiction
Memories (1995) HD
Memories (1995) Animation, Fantasy

Frequently Asked Questions

What are the best Science Fiction movies on YesMovies?

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.