These are the best sci-fi movies and where to watch them tonight, from 2001: A Space Odyssey to Tenet.
The 20 best sci-fi movies of all time
The 50 best sci-fi movies of all time
Top 20 Greatest Sci-Fi Horror Movies of All Time by HeroCollector16 on DeviantArt
25 Best Time Travel Movies Ever - Our Favorite Films About Time Travel
The 20 best sci-fi films of all time — ranked by the experts
Greatest Classic Sci-Fi Movies Made Before Star Wars, Ranked
20 Greatest Sci-Fi Movie Aliens Of All Time
Best Sci-Fi Movies of All Time – Pfitz's Pfun Pfacts
20 big dumb movies
The 20 best sci-fi movies of all time, according to fans
The 20 Best Fantasy Movies of All Time
10 Best Science-Fiction Movies That Aren't Set in The Future
AVClub's 35 Best Science-Fiction Movies Since Blade Runner, Saint Paul Public Library
