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