Artwork by Rafael Hidalgo for Zimbio
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Spirits crawling out of television sets, clowns hiding in swamps luring kids, flesh-eating monsters taking over the earth — these are the stories that make our hearts race and our palms sweat. Truth be told, though, the most terrifying films of all don't come from the imagination. The truly spine-chilling movies are those that stem from real-life events — events that are so mind-blowingly bizarre they just HAD to have movies about them.

In honor of Halloween, we've collected a list of hair-raising flicks based on actual events that will scare the bejesus out of you.