Mark Ruffalo Dan Mulligan
Keira Knightley Gretta James
Hailee Steinfeld Violet Mulligan
Yasiin Bey Saul
James Corden Steve
Judd Apatow Producer
Adam Levine Dave Kohl
Catherine Keener Miriam Hart
Louise McCarthy Makeup Department Head
Cee Lo Green Troublegum
Molly Smith Executive Producer
Aya Cash Jenny
Jeanne McCarthy Casting
Tod A. Maitland Sound Mixer
Rob Morrow CEO
Yaron Orbach Director of Photography
Karen Pittman Business Woman
Tommy Allen Property Master
Simon Delaney Lawyer
Jimmy Palumbo Guy Shouting from Window
Erich Stratmann Music Editor
Lewis Goldstein Supervising Sound Editor, Sound Re-Recording Mixer
Mariela Comitini First Assistant Director
J. Alex Finch Second Second Assistant Director
John Carney Director, Writer
Drew Jiritano Special Effects Coordinator
Anthony Bregman Producer
Chad Keith Production Design
Matthew Sullivan Music Supervisor
David Pendleton Homeless Man
Mary Catherine Garrison Jill
Sean Garnhart Sound Effects Editor
James Baker Boom Operator
Cate Montana Supervising ADR Editor
Danielle Brisebois Singer
Keen Ruffalo Keen
Suzana Perić Music Editor
Tom Ryan Foley Editor, Foley Recordist, ADR Recordist
Jennifer Crammer Production Coordinator
Andrea von Foerster Music Supervisor
Maddie Corman Phillis
Margaret Moy Costumer
Brian Smyj Stunt Coordinator
Tom Rice Executive Producer
Sam Hoffman Executive Producer, Unit Production Manager
Terry Lewis Troublegum Crew Member - Benson
Alexis Wiscomb Post Production Supervisor
Steven Weisberg Location Manager
Guy East Executive Producer
Jen Jacob Dave Fangirl
Ben Nearn Executive Producer
Shannon Walsh Rachel
Kris Moran Set Decoration
Nigel Sinclair Executive Producer
Tobin Armbrust Producer
Arjun Bhasin Costume Design
Sama Fernands Concert Attendee (uncredited)
Andrew Francis Digital Intermediate Colorist
Max Greene Dialogue Editor
Andrew Sellon Christian Father
Scott Tinsley First Assistant Camera
Patrick Cicero Dialogue Editor
Rob Harlow Key Grip
Lauren Selig Co-Producer
Brian Carmichael Video Assist Operator
Ludovic Littee "A" Camera Operator
Andrew Marcus Editor
Richard Hebrank Construction Coordinator
Erin Hicks Hair Department Head
David Abeles Glen
Joanna McCarthy Key Makeup Artist
Maura Kelly Second Assistant Director