Slender Man Can you see him? 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. Details Casts Videos Galleries Posters Title Slender Man Release Date 2018-08-10 Runtime 01 Hours 33 Minutes Genres Mystery Thriller Horror Production Companies Madhouse Entertainment, Mythology Entertainment Production Countries United States of America Joey King... Wren... Javier Botet... Slender Man... Julia Goldani Telles... Hallie... Jaz Sinclair... Chloe... Annalise Basso... Katie Jensen... Kevin Chapman... M. Jensen... Alex Fitzalan... Tom... Miguel Nascimento... Kyle... Michael Reilly Burke... Hallie's Dad... Jessica Blank... Hallie's Mom... Kayla Caulfield... High School Student... Jeffrey Corazzini... Police Officer... Michael Tow... Calculus Teacher... Adrian M. Mompoint... Jock... Danny Beaton... Burley Kid... Taylor Richardson... Lizzie... SLENDER MAN - Official Trailer (HD) (Trailer) Slender Man | Movie Trailer | Movie Trailer | Release South africa: 31 August 2018 (Trailer) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (3840x2160) Original Size (3666x2062) Original Size (1920x1080) Original Size (1920x1080) Original Size (3000x1687) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (2000x3000) Original Size (711x1080) Original Size (1000x1500) Original Size (1000x1500) Original Size (1516x2165) Original Size (2000x2963) Original Size (2000x3000) Original Size (1000x1500) Original Size (2000x3000) Original Size (510x750) Original Size (1350x2000) Original Size (711x1080) Original Size (500x787) Original Size (1333x2000) Original Size (500x750) Original Size (2000x3000) Original Size (1335x1873) Original Size (558x800) Original Size (1000x1500) Original Size (1200x1801)