Whoever said documentaries are boring has clearly never seen one that scared their pants off. Universal Studios Maybe you couldn't sleep after watching Room 237, the movie that delved deep into theories behind Stephen King's The Shining. Highland Park Classics Warner Bros. Perhaps you were terrified after you saw The Nightmare, the one all about sleep paralysis and the terrifying things people experience from it. Gravitas Ventures Or maybe My Amityville Horror, which offers a frightening behind-the-scenes look at the famous New York haunting, made you so damn uncomfortable. Film Regions International / Lost Witness Pictures There are so many creepy AF documentaries. So, tell us: What's the scariest one you've seen? FOX Tell us in the comments below for a chance to be featured in a BuzzFeed Community post!