Science fiction has such flexibility and breadth as a genre that it should come to no surprise that so many popular sci-fi movies get released worldwide year after year. With so many sci-fi projects crowding the cinema and various streaming services, it's easy to miss some hidden gems in the genre that don't enjoy the same publicized fanfare. This oversight affects even the most critically acclaimed sci-fi movies which, despite the buzz, don't always get the general audience awareness they truly deserve.

From indie darlings to foreign films that don't receive major attention during their international distribution, there are plenty of overlooked sci-fi movies. For the purposes of this list, we've narrowed it down to movies that have scored exceptionally high with critics' scores on Rotten Tomatoes, but don't seem to have the wider viewership or recognition, even among sci-fi fans. Here are some near-perfect sci-fi movies that you might...