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