Slender Man tell story about "In a small town in Massachusetts, four high school girls perform a ritual in an attempt to debunk the lore of Slender Man. When one of the girls goes mysteriously missing, they begin to suspect that she is, in fact, his latest victim..".
Cast : Joey King, Javier Botet, Julia Goldani Telles, Jaz Sinclair, Kevin Chapman, Annalise Basso, Alex Fitzalan, Michael Reilly Burke, Kayla Caulfield, Jessica Blank, Jeffrey Corazzini, Adrian M. Mompoint, Michael Tow
- Runtime : 93 minutes (1' 33")
- Genre : Horror
- Production : Madhouse Entertainment Mythology Entertainment
- Release : August 10, 2018
- Countries : United States of America
- Languages : English