Sosie Bacon
Rose Cotter
Kyle Gallner
Joel
Jessie T. Usher
Trevor
Robin Weigert
Dr. Madeline Northcott
Caitlin Stasey
Laura Weaver
Kal Penn
Dr. Morgan Desai
Rob Morgan
Robert Talley
Gillian Zinser
Holly
Judy Reyes
Victoria Munoz
Jack Sochet
Carl Renken
Nick Arapoglou
Greg
Perry Strong
Detective Buckley
Matthew Lamb
Jackson
Dora Kiss
Mom
Meghan Brown Pratt
10 Year Old Rose
Jared Johnston
Orderly Dan
Ura Yoana Sánchez
Nurse Wanda
Vanessa Cozart
Nurse
Shu Q
Officer Chan
Shevy Gutierrez
Officer Wilkes
Sara Kapner
Stephanie
Steven Strickland
Deputy Sheriff
Kevin Keppy
Nightmare Mom
Marti Matulis
The Monstruosity
Scot Teller
Prison Guard (uncredited)
Setty Brosevelt
Driver / Pedestrian (uncredited)
Jerry Lobrow
Cocktail Party Guest (uncredited)
Nadia Ramdass
Nurse (uncredited)
Rachel Yong
Brash Colleague (uncredited)
Felix Melendez Jr.
Gabriel Munoz (uncredited)
Elaine Apruzzese
Psychiatric Patient (uncredited)
Shanea Lattimore
Drug Party Girl (uncredited)
Anne Schmalzigan
Angela Powell (uncredited)