Joseph Gordon-Levitt Adam Lerner
Seth Rogen Kyle Hirons, Producer
Bryce Dallas Howard Rachael
James McAvoy Thanks
Anna Kendrick Katherine McKay
Anjelica Huston Diane Lerner
Jessica Parker Kennedy Jackie
Marie Avgeropoulos Allison
Matt Frewer Mitch
Luisa d'Oliveira Agabelle Loogenburgen
Michael Giacchino Original Music Composer
Stephen Colbert Self (archive footage) (uncredited)
Uwe Boll Thanks
Laura Bertram Claire
Francine Maisler Casting
Evan Goldberg Producer
Sugar Lyn Beard Susan
Andrew Airlie Dr. Ross
Philip Baker Hall Alan
Peter Kelamis Phil
Andrea Brooks Attractive Woman #2
James L. Brooks Thanks
Matty Finochio Ted
Sarah Smyth Jenny
Daniel Bacon Dr. Phillips
P. Lynn Johnson Bernie
Chilton Crane Mother on the Bus
Shane Vieau Set Decoration
Veena Sood Nurse Stewart
Amitai Marmorstein Young Person on the Bus
Stephanie Belding Friendly Nurse
D. C. Douglas Live Volcano Reporter (voice) (uncredited)
Jonathan Levine Director
Ed Anders Stunts
Serge Houde Richard Lerner
William 'Big Sleeps' Stewart George
Gabe Hilfer Music Supervisor
Donna Yamamoto Dr. Walderson
Lauren Miller Rogen Bodie
Ben Karlin Producer
Owen Walstrom Stunts
Adrian Glynn McMorran Bartender
Nancy Kirhoffer Post Production Supervisor
Scott J. Ateah Stunt Coordinator
Zene Baker Editor
Brett Armstrong Stunts
George Chavez Color Timer
Nathan Kahane Executive Producer
Yee Jee Tso Dr. Lee
Brent Sheppard Minister
Beatrice King Pretty Girl
Niall Fraser Best Boy Electric
Dan Redford Stunts
Stephen M. Davis Music Editor
Michelle Hunter Assistant Costume Designer
Debra Wiebe Hair Department Head
Terry Stacey Director of Photography
Shawn Williamson Line Producer
Stacey Butterworth Wigmaker
Christopher De-Schuster Art Gallery Patron
Kelli Konop Co-Producer
Cameron K. Smith Chemo Patient (uncredited)
Sean Oxenbury Rigging Gaffer
Jason Vaisvila Cute Guy with Dreads
Will Reiser Writer, Greg, Executive Producer
Lauren Ritchie Visual Effects Producer
Dottie Starling Visual Effects Supervisor
Michael A. Webber Assistant Editor
Elbert Irving IV Visual Effects Coordinator
Karen van Blankenstein Nurse Scott
James Cowan Digital Intermediate Producer
Ross Dempster Art Direction