Any horror fan knows that there's one phrase that will make any scary movie twice as terrifying: "Inspired by true events." It's a tricky phrase, because we often don't know what the original "events" are, and we can't get a sense of how "inspired" the filmmakers were. The halls of horror history are littered with disturbing movies and a handful of potential new classics. But the truth is harder to find. To help give your nightmares a little more weight, we dug into a handful of the most iconic horror movies, and the "true" events that "inspired" them.
