Kyle Gallner Joel
Jessie T. Usher Trevor
Kal Penn Dr. Morgan Desai
Judy Reyes Victoria Munoz
Robin Weigert Dr. Madeline Northcott
Rob Morgan Robert Talley
Sosie Bacon Rose Cotter
Parker Finn Director, Writer
Caitlin Stasey Laura Weaver
Gillian Zinser Holly
Cristóbal Tapia de Veer Original Music Composer
Matthew Lamb Jackson
Kevin Schultz Foley Mixer
Tom Ozanich Sound Re-Recording Mixer
Alec Gillis Special Effects Makeup Artist
Tami Treadwell ADR Mixer
Judah Getz ADR Mixer
Robert Salerno Unit Production Manager, Producer
Tom Woodruff Jr. Makeup Designer, Special Effects Makeup Artist
Kevin Keppy Nightmare Mom
Wyck Godfrey Producer
Christopher Place Stunt Coordinator
Jeremy Selenfriend Special Effects Key Makeup Artist
Chelsea Body Foley Mixer
Kristin Davis Production Assistant
Marti Matulis The Monstruosity
Charlie Sarroff Director of Photography
Jessie Pariseau Assistant Sound Editor
Jason Loftus Extras Casting
Kyli Zion Stunts
Mark Fichera Stunt Coordinator
Derrick Simmons Stunts
Lisa Simon Second Assistant Director
Lester Cohen Production Design
Monika Mikkelsen Casting
Nick Arapoglou Greg
Felix Andrew Production Sound Mixer
Steven Strickland Deputy Sheriff
Ryan Velez Production Assistant
Alesha Forche Stunt Double
Isaac Klausner Producer
Aaron Becker Title Designer
Neimah Djourabchi Stunts
Jared Johnston Orderly Dan
Marvin Perez Production Assistant
Kevin Rogers Stunts
Bob Lacivita ADR Mixer
Mike Burke Stunts
Dan Kenyon Sound Designer, Sound Supervisor, Sound Re-Recording Mixer
Vico Sharabani Visual Effects Supervisor
Elaine Apruzzese Psychiatric Patient (uncredited)
Josiah Nolan Stunts
Andy Malcolm Foley Artist
Laura Archer Assistant Production Coordinator
Adam Fishbach Executive Producer
Vincent Taylor Location Assistant
Brian Spears Special Effects Makeup Artist
Valerie Carney Key Makeup Artist
Diane Heery Extras Casting
John J. Budion Compositor
Kevin Jung Foley Editor
Goro Koyama Foley Artist
Ura Yoana Sánchez Nurse Wanda
Jeremy W. Foil Assistant Art Director
Nadia Ramdass Nurse (uncredited)
Keri Luyke Production Assistant
Eugene Hitt Special Effects Coordinator
Jennifer Butler Stand In
Mathew Britton Concept Artist
Kim Shriver Hairstylist
Zach Miller Production Assistant
Thomas Place Stunt Coordinator