Wren

Joey King

Acting

Hallie

Julia Goldani Telles

Acting

Chloe

Jaz Sinclair

Acting

Katie

Annalise Basso

Acting

Tom

Alex Fitzalan

Acting

Lizzie

Taylor Richardson

Acting

Slender Man

Javier Botet

Acting

Hallie's Mom

Jessica Blank

Acting

Hallie's Dad

Michael Reilly Burke

Acting

Mr. Jensen

Kevin Chapman

Acting

Kyle

Miguel Nascimento

Acting

Biology Teacher

Eddie Frateschi

Acting

Boy with Glasses

Oscar Wahlberg

Acting

Burley Kid

Danny Beaton

Writing

Doctor

Marc Carver

Acting

Librarian

Kris Sidberry

Acting

Nurse

Angela Hope Smith

Acting

Student

Damon D'Amico Jr.

Acting

Tour Guide

Timothy Brierley

Acting

High School Student (uncredited)

Kayla Caulfield

Acting

Police Officer (uncredited)

Jeffrey Corazzini

Acting

Calculus Teacher (uncredited)

Michael Tow

Acting

Jock (uncredited)

Adrian M. Mompoint

Acting

Student (uncredited)

Kieran Tuomey

Acting

Cheerleader (uncredited)

Gabrielle Lorthe

Acting

Student (uncredited)

Yohanna Perez

Acting