William H. Macy

Robert

Joan Allen

Nancy

Justin Mader

FBI Agent

Jacob Tremblay

Jack

Joe Pingue

Officer Grabowski

Brie Larson

Ma

Keith Potter

Executive Producer

Tessa Ross

Executive Producer

Wendy Crewson

Talk Show Hostess

Tom McCamus

Leo

Amanda Brugel

Officer Parker

Cas Anvar

Dr. Mittal

Rose Garnett

Executive Producer

Andrew Lowe

Executive Producer

Matt Gordon

Doug

Jesse Shapira

Executive Producer

Jee-Yun Lee

News Anchor

David Kosse

Executive Producer

Lenny Abrahamson

Director

Sean Bridgers

Old Nick

Sandy McMaster

Veteran

Zarrin Darnell-Martin

Attending Doctor

Randal Edwards

Lawyer

Ola Sturik

Reporter #1

Rodrigo Fernandez-Stoll

Reporter #2

Rory O'Shea

Reporter #3

Kate Drummond

Neighbour

Jack Fulton

Jack's Friend

Chantelle Chung

Clerk (uncredited)

Brad Wietersen

TV Crewman (uncredited)

Graeme Potts

TV Cameraman (uncredited)

Emma Donoghue

Executive Producer

Jeff Arkuss

Executive Producer