On screen
Cast
26 credited performers
Julia Goldani Telles
Hallie
Joey King
Wren
Jaz Sinclair
Chloe
Javier Botet
Slender Man
Annalise Basso
Katie
Alex Fitzalan
Tom
Taylor Richardson
Lizzie
Jessica Blank
Hallie's Mom
Michael Reilly Burke
Hallie's Dad
Kevin Chapman
Mr. Jensen
Miguel Nascimento
Kyle
Artwork unavailable
Eddie Frateschi
Biology Teacher
Oscar Wahlberg
Boy with Glasses
Artwork unavailable
Danny Beaton
Burley Kid
Artwork unavailable
Marc Carver
Doctor
Kris Sidberry
Librarian
Artwork unavailable
Angela Hope Smith
Nurse
Artwork unavailable
Damon D'Amico Jr.
Student
Artwork unavailable
Timothy Brierley
Tour Guide
Kayla Caulfield
High School Student (uncredited)
Jeffrey Corazzini
Police Officer (uncredited)
Michael Tow
Calculus Teacher (uncredited)
Artwork unavailable
Adrian M. Mompoint
Jock (uncredited)
Kieran Tuomey
Student (uncredited)
Gabrielle Lorthe
Cheerleader (uncredited)
Artwork unavailable
Yohanna Perez
Student (uncredited)