Horror Movies That Are Terrifying Despite Never Showing the Monster (Ranker)

"Sometimes, the scariest thing is what you don't see. It's an old saw that is often used to justify budgetary cheapness or a lack of creativity, but sometimes it really is true that unseen villains are creepier than anything we could have actually visualized. Some movies manage to do a lot with a little, using suggestion, atmosphere, shadows, and sounds to create fear out of the proverbial handful of dust - or even less than that. Vote up the films that are the most terrifying, in spite of boasting monsters and villains that never show up in the movie." - ranker.com