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