Brie Larson Ma, Songs
William H. Macy Robert
Jacob Tremblay Jack
Wendy Crewson Talk Show Hostess
Emer O'Shea Production Executive
Joan Allen Nancy
Reid A. Dunlop First Assistant Director
Rodrigo Fernandez-Stoll Reporter #2
Caoimhe Doyle Foley Artist
Megan Park Laura (uncredited)
Cas Anvar Dr. Mittal
Amanda Brugel Officer Parker
Zarrin Darnell-Martin Attending Doctor
Jack Fulton Jack's Friend
Stacey Butterworth Wigmaker
Katelyn Wells Teenage Girl (uncredited)
Joe Pingue Officer Grabowski
Ed Guiney Producer
Matt Gordon Doug
Sean Bridgers Old Nick
Tom McCamus Leo
Fiona Weir Casting
Lenny Abrahamson Director
Robin D. Cook Casting
Jean Frenette Stunt Coordinator
Jean-François Lachapelle Stunt Coordinator
Jane Rogers Extras Casting
Kate Drummond Neighbour
Danny Cohen Director of Photography
Andrew Lowe Executive Producer
Randal Edwards Lawyer
Hartley Gorenstein Line Producer, Production Manager
Tessa Ross Executive Producer
Jonathan Pencharz Production Coordinator
Emma Donoghue Novel, Screenplay, Executive Producer
Justin Mader FBI Agent
David Kosse Executive Producer
Chantelle Chung Clerk (uncredited)
Tricia Perrott Post Production Supervisor
Devin Doucette ADR Recordist
Ethan Tobman Production Design
Ola Sturik Reporter #1
Ed Bruce Visual Effects Supervisor
Carolyn Arbuckle Script Supervisor
Steve Fanagan Sound Re-Recording Mixer, Sound Designer
Sid Armour Makeup Artist
Rose Garnett Executive Producer
George Kraychyk Still Photographer
Rory O'Shea Reporter #3
Dino Laurenza Steadicam Operator, "A" Camera Operator
Jasper Vrakking Digital Imaging Technician
Mary Kirkland Set Decoration
Lea Carlson Costume Design
Michelle Lannon Art Direction
Stephan Maia Second Assistant "B" Camera
Stephen Rennicks Original Music Composer
Jee-Yun Lee News Anchor
Christopher Ross Additional Director of Photography
Dean Stinchcombe First Assistant "A" Camera
Jean McGrath Foley Mixer
Keith Potter Executive Producer
Ken Galvin Sound Re-Recording Mixer
Vladislav Fedorov Set Designer
Nathan Nugent Second Unit Director, Editor
Justin Gajewski Second Unit First Assistant Director
Adam Davidson ADR Recordist
Paul Howden Key Grip
Niall Brady Supervising Sound Editor
Celeste Bruno Heather Noelle (uncredited)
Lisa Shamata Unit Publicist
Jason McQuarrie Assistant Art Director
Chantelle Tabrizi Supervising Producer