From companion bots to supervillain presidents, sci-fi on the big screen continues to look a little bit too much like real ...

A 2016 sci-fi movie about non-linear time directed by Denis Villeneuve, starring Jeremy Renner and Amy Adams, is one of the ...

Discover Matt Smith's gripping performance in the underrated sci-fi drama Womb, released just before his rise to fame as ...

There's more than just Star Trek films among the great sci-fi movies on Paramount+ that you can watch in August 2025 ...

When the new millennium arrived, the pressure was on for the '00s to have great sci-fi movies. After all, one of the best and most important science-fiction films of all time, 2001: A Space ...

The likes of Ghostbusters, Westworld, The Spiderwick Chronicles, and more have all graced the streaming service. Now, one of the best sci-fi movies of the 2000s has joined them.

Watch With Us has picked out the six best sci-fi movies on Tubi — check them out in July 2025. Need more recommendations?

Allow our selections, then, to point you in the right direction in terms of finding the best sci-fi movies that Tubi has to offer. The 20 Best Tubi Sci-Fi Movies 1. Moon Year: 2009 Director ...