Not all horror movies are created equal. Yes, yes, it's always fun to see which scary movies Netflix has to offer, or what sort of terror is coming to theaters, but when it comes down to it, there's a clear list of movies every horror fan needs to see. We're talking the big guns, the classic villains, the mind-melting twists, and the unique premises that were executed so expertly, they'll stay with you for years. Think you're a major buff when it comes to the genre? Make sure you've seen the films listed below. Each one has inevitably affected the industry in significant and tiny ways.