Michael Sheen
Dr. Slavkin O'Hara
Michael Sheen
Dr. Slavkin O'Hara
Toni Collette
Patricia Herman
Jason Spevack
Henry James Herman
Samantha Weinstein
Audrey O'Hara
Melyssa Ade
Kindergarten Teacher
Oprah Winfrey
Oprah
Frank Moore
Stan Herman
Paul Braunstein
Dr. Gunther Flowers
Hannah Brigden
Young Patricia Herman
Sarah Orenstein
Mother Herman
Jamie Johnston
Young Billy Herman
Mark MacDonald
Tim Herman
Mickey MacDonald
Tom Herman
Cameron Kennedy
Jimmy Herman
Kate Hewlett
Alice O'Hara
Kevin Hare
Delivery Room Doctor
Austin Macdonald
Brian the Bully
Mishu Vellani
Miss Abda
Aaron Abrams
Malcom's Dad / Nurse Stewart
Dennis Lee
Director
Joan Sobel
Editor
Robert Pearson
Production Design
Peter Grundy
Art Direction
Philip Rose
Producer
Julia Roberts
Executive Producer
Deepak Nayar
Executive Producer
Lisa Roberts Gillan
Producer
Daniel Moder
Director of Photography
Stephanie Corsalini
Casting
Tina Gerussi
Casting
Simon Taufique
Original Music Composer
David Torn
Original Music Composer
Jim Lambie
Set Decoration
Debra Hanson
Costume Design
Lucy M. Orton
Hair Department Head
Geralyn Wraith
Makeup Department Head
Jonathan Wales
Sound Mixer
Chris Terhune
Sound Editor
Daniel Norwick
Sound Editor
Jason Gaya
Sound Re-Recording Mixer
Dennis Lee
Screenplay
Sukee Chew
Producer