Looking to stream some sci-fi? Here are three great science fiction movies you can watch for free on Tubi, all of which come highly recommended by critics.

Chris Pratt has not starred in many flops, but his biggest sci-fi flop is streaming for free right now for fans to see.

One could even argue that Prime Video's sci-fi lineup has an indie film aesthetic. I mean, sure, there are algorithms for ...

While there was no Kurt Russell, 'Stargate SG-1' built upon the cult classic about a military operation that traverses the ...

In 1998, Idris Elba starred in the horror miniseries Ultraviolet, which explored what happens when the government gets ...

One of the most critically-acclaimed sci-fi movies ever is a decade old in 2026, but time is running out to watch it for free ...

Andrei Tarkovsky's 1972 Soviet sci-fi film Solaris is considered one of the greatest movies ever made and it's steaming for ...

It is more than three decades since Chris Carter's The X Files premiered, with FBI agents Fox Mulder and Dana Scully finding ...

All 11 seasons — or 218 episodes, including the 2016 revival — will be available on-demand and through a 24/7 linear channel ...

I love science-fiction in all its forms, and I'm just as likely to watch the latest blockbuster as I am to watch some indie film with a weird premise and no budget. Even some of the worst sci-fi ...

Landing on Disney+ beginning on Jan. 7, 2026, "Tron: Ares" is produced by Sean Bailey, Jeffrey Silver, Justin Springer, Jared ...

A sci-fi game from 2016 is now free for everyone on PC via Steam. Unfortunately, the listing of the new free Steam game notes that Steam Deck compatibility is “Unknown.” To this end, Steam Deck users ...