Sam Worthington Ray Monroe
Lily Rabe Joanne Monroe
Stephen Tobolowsky Dr. Berthram
Adjoa Andoh Dr. Isaacs
Alan B. McElroy Writer
Brad Anderson Director
Erik Athavale Dr. Bruce Volk
Stephanie Sy Nurse Anne
Marina Stephenson Kerr Receptionist #1
Jeff Sanca Stunt Driver
Kristen Sawatzky Stunt Double
Sheila Jaffe Casting
Marko Costanzo Foley Artist
Chris LeDoux Visual Effects Producer
Lauren Cochrane Officer Childes
Rawleigh Clements-Willis Stunt Driver
Rick Skene Stunts, Stunt Driver
Sean Skene Stunt Coordinator
BJ Verot Stunt Double
Sandra Soke Costume Design
Lisa Cichelly Production Manager
Lucy Capri Stunts, Peri Monroe
Steven Visscher Foley Editor
Chad Bruce Security Guard Jeff
Catherine Farrell Post Production Supervisor, Associate Producer
Neal Edelstein Producer
Dan Skene Stunt Driver
Doug Morrow Special Effects Makeup Artist
Frederick Allen Man in Line
Ernesto Griffith Ward Intern / Janitor
Gabriel Daniels Orderly Drew
Chris Sigurdson Dr. Lucado
Jim Heber Casting
Sara Stern Dialogue Editor
Jeff Strome Paramedic / Anesthesiologist
Will Woytowich State Trooper, State Cop #1
Anton Sanko Original Music Composer
Ruth Hernandez ADR Editor
Krystle Snow Stunt Driver
Ernie Pitts Code Blue Doctor
Blake Goedde Visual Effects Supervisor
Adam Druxman First Assistant Director
Tonya Smay Digital Compositor
Björn Charpentier Director of Photography
Adrian McLean Sick Man
Ron Bochar Sound Re-Recording Mixer, Sound Designer
Tristan Carlucci Stunts
Muriel Hogue Gas Station Attendant, Store Cashier
Jessica Burleson Desk Nurse Restricted Area
Natalie Malaika Receptionist #2
Kara Wooten Stunt Double
Brenda Magalas Makeup Department Head
Ian Dimerman Executive Producer
Nina Kvaternik Makeup Artist
Margaret Lewis Digital Intermediate Producer
Alan Castanga Friendly Orderly, Stunts
Sarah Streit Assistant Sound Editor
Donna Jenkyns Art Department Coordinator
Jake Kennerd Stunt Double
Steve Newburn Prosthetics
Mike Macari Producer
Robert Borges Stunts
Paul Schiff Producer
Derek James Trapp Organ Orderly #2, Morgue Orderly #2
Lloyd Brandson Key Scenic Artist
Kye Walstrom Stunt Driver
Kari Rieger Extras Casting
Réjean Labrie Art Direction
Dorothy Carroll Admissions Clerk / Scrub Nurse
Davin MacRae Special Effects
Jennifer Omoth Production Accountant
Liz Gallacher Music Supervisor