William H. Macy
Robert
Joan Allen
Nancy
Wendy Crewson
Talk Show Hostess
Matt Gordon
Doug
Cas Anvar
Dr. Mittal
Brie Larson
Ma
Tom McCamus
Leo
Justin Mader
FBI Agent
Joe Pingue
Officer Grabowski
Chantelle Chung
Clerk (uncredited)
Randal Edwards
Lawyer
Sean Bridgers
Old Nick
Jee-Yun Lee
News Anchor
Kate Drummond
Neighbour
Amanda Brugel
Officer Parker
Jack Fulton
Jack's Friend
Jacob Tremblay
Jack
Rodrigo Fernandez-Stoll
Reporter #2
Graeme Potts
TV Cameraman (uncredited)
Zarrin Darnell-Martin
Attending Doctor
Katelyn Wells
Teenage Girl (uncredited)
Celeste Bruno
Heather Noelle (uncredited)