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.
Javier Botet
Joey King
Julia Goldani Telles
Jaz Sinclair
Annalise Basso
Kevin Chapman
Alex Fitzalan
Miguel Nascimento
Michael Reilly Burke
Jessica Blank
Kayla Caulfield
Jeffrey Corazzini
Michael Tow
Adrian M. Mompoint
Danny Beaton
Taylor Richardson
Kieran Tuomey
Eddie Frateschi
Oscar Wahlberg
Gabrielle Lorthe
Marc Carver
Kris Sidberry
Angela Hope Smith
Timothy Brierley
Damon D'Amico Jr.
Yohanna Perez