14 Creepiest Documentaries That’ll Make You Want to Sleep with the Lights On

7. Beware the Slenderman

This 2017 documentary chronicles a horrific incident that took place in a small town in Wisconsin in 2014 in which two young girls attempted to stab a classmate to death after drawing her out to the woods. Their reason for committing such a grisly crime? They thought it would please the Slenderman, a monster sprung from the darker parts of internet message boards.