Top 20 Greatest Sci-Fi Movies of All Time

These are the science fiction movies that will forever stand the test of time. For this list, we’ll be going over the greatest flicks in the genre. Our countdown includes “The Day the Earth Stood Still”, “Mad Max: Fury Road”, “E.T. the Extra-Terrestrial”, "Aliens", “The Matrix”, and more! If there’s a futuristic movie you wish we’d had the foresight to include on our list, let us know in the comments!