Science Fiction Movies & TV Shows Online Free

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

Monkey Shines (1988) 1080P
Monkey Shines (1988) Drama, Horror
Killer Klowns from Outer Space (1988) 1080P
Killer Klowns from Outer Space (1988) Comedy, Horror
Dead Heat (1988) 1080P
Dead Heat (1988) Action, Comedy
Critters 2 (1988) 1080P
Critters 2 (1988) Comedy, Horror
The Blob (1988) 1080P
The Blob (1988) Action, Horror
Superman IV: The Quest for Peace (1987) 1080P
Superman IV: The Quest for Peace (1987) Action, Adventure
Steel Dawn (1987) 1080P
Steel Dawn (1987) Action, Adventure
Masters of the Universe (1987) 1080P
Masters of the Universe (1987) Action, Adventure
Tetsuo: The Iron Man (1989) 1080P
Tetsuo: The Iron Man (1989) Horror, Science Fiction
World Gone Wild (1987) 1080P
World Gone Wild (1987) Action, Science Fiction
G.I. Joe: The Movie (1987) 1080P
G.I. Joe: The Movie (1987) Action, Adventure
Royal Space Force.. (1987) 1080P
Royal Space Force.. (1987) Animation, Science Fiction
Innerspace (1987) 1080P
Innerspace (1987) Action, Comedy
*batteries not included (1987) 1080P
*batteries not included (1987) Comedy, Family
The Curse (1987) 1080P
The Curse (1987) Horror, Science Fiction
The Wraith (1986) 1080P
The Wraith (1986) Action, Science Fiction
Cherry 2000 (1987) 1080P
Cherry 2000 (1987) Action, Adventure
The Garbage Pail Kids Movie (1987) 1080P
The Garbage Pail Kids Movie (1987) Adventure, Comedy
TerrorVision (1986) 1080P
TerrorVision (1986) Comedy, Horror
SpaceCamp (1986) 1080P
SpaceCamp (1986) Adventure, Family
Solarbabies (1986) 1080P
Solarbabies (1986) Action, Adventure
Short Circuit (1986) 1080P
Short Circuit (1986) Comedy, Family
Hands of Steel (1986) 1080P
Hands of Steel (1986) Action, Science Fiction
Starchaser: The Legend of Orin (1985) 1080P
Starchaser: The Legend of Orin (1985) Action, Adventure

Frequently Asked Questions

What are the best Science Fiction movies on HDOBox?

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.