Lee Pace Dr. David Daniels
Naomi Watts Susan Carpenter
Maddie Ziegler Christina
Jacob Tremblay Peter Carpenter
Dean Norris Glenn Sickleman
Jaeden Martell Henry Carpenter
Sarah Silverman Sheila
Maxwell Simkins Tommy
Bobby Moynihan John
Michael Giacchino Original Music Composer
Donna Mitchell Bookstore Clerk
Gavin Barnes Kid with "R"
Colin Trevorrow Director
Gregg Hurwitz Writer, Co-Producer
Tonya Pinkins Principal Wilder
Geraldine Hughes Mrs. Evans
Joel Marsh Garland Big Ed
Jodi Michelle Pynn Stunts
Suzanne Smith Crowley Casting
Mary Joy Dot
Wass Stevens Gary
John Schwartzman Director of Photography
Sue Baden-Powell Executive Producer, Unit Production Manager
Arthur French Gus
Kalina Ivanov Production Design
Lily Peterson Stage Manager (uncredited)
Marjan Neshat Nurse Kathy
Jackson Nicoll Morris
Blaise Corrigan Stunt Coordinator
Jessica Kelly Casting
Mike Massimino Trucker
Chris Barnes Stunts
Logan Smith Boy (uncredited)
John Penotti Executive Producer
Sidney Kimmel Producer
Deborah Rayne EMT
Kevin Stitt Editor
Stefanie Flores Girlfriend (uncredited)
Zandi Holup Teenage Girl Customer
Donnetta Lavinia Grays Nurse Leah
Justin Bischoff Second Assistant Director
Carla Hacken Producer
Melissa Toth Costume Design
Taylor Dior Talent Show Singer
Philip Smreck George Sickleman
Bruce Toll Executive Producer
Derek Wang Art Direction
Jeff Gernert Associate Producer
Nick Meyer Executive Producer
Joanne Ling Set Decoration
Jenette Kahn Producer
Anthony Keating Set Production Assistant
Kathleen Brown Key Makeup Artist
Peter Hourihan Cop
Adam Callan Co-Producer
Claire Mahony Key Hair Stylist
Adam Richman Producer
Maya Hardinge Makeup Department Head
Mark Mikutowicz Co-Producer