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17 Real-Life Stories That Were So Messed Up, Hollywood Literally Turned Them Into Movies

I still can't believe The Exorcist was based on a TRUE story.

We asked the BuzzFeed Community to tell us the best movies they've seen that were actually based on true events. Here are the wild results.

Note: Some submissions include topics of sexual assault.

1. When a Stranger Calls (1979)

Here's the movie trailer:

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Columbia Pictures / youtube.com

2. Scream (1996)

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Dimension Films / youtube.com

3. The Strangers (2008)

A person standing outside and then disappearing

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Universal Pictures / youtube.com

4. The Exorcist (1973)

The little girl being possessed in her bed

Here's the movie trailer:

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Warner Bros. / youtube.com

5. Deliver Us from Evil (2014)

A demon in a little girl's room

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Screen Gems / youtube.com

6. House of 1000 Corpses (2003)

People burning things next to a giant cross

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Universal Pictures / youtube.com

7. In Cold Blood (1967)

A man surrounded by police in "In Cold Blood"

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Columbia Pictures / youtube.com

8. The Conjuring (2013)

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Warner Bros. Pictures / youtube.com

9. The Possession (2012)

A child opening up a dybbuk box

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Lionsgate / youtube.com

10. Zodiac (2007)

The Zodiac Killer in a park in "Zodiac"

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Paramount Pictures / youtube.com

11. Silent Hill (2006)

A woman driving in her car and spotting a ghost in the road

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Metropolitan Filmexport / youtube.com

12. The Texas Chain Saw Massacre (1974)

Leatherface attacking someone in his home

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Bryanston Pictures / youtube.com

13. Annabelle (2014)

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New Line Cinema / youtube.com

14. Jaws (1975)

Bruce, the shark, attacking someone in a boat

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Universal Pictures / youtube.com

15. The Exorcism of Emily Rose (2005)

Emily Rose outside on a foggy day

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Screen Gems / youtube.com

16. A Nightmare on Elm Street (1984)

The main actor sleeping and in a bath tub

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New Line Cinema / youtube.com

17. And The Girl Next Door (2007)

A young girl tied up in a basement during a scene

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Starz Home Entertainment / youtube.com