"Gretta, a budding songwriter, finds herself alone after her boyfriend Dave ditches her. Her life gains purpose when Dan, a record label executive, notices her talent."
Mark Ruffalo
as Dan Mulligan
Keira Knightley
as Gretta James
Adam Levine
as Dave Kohl
Hailee Steinfeld
as Violet Mulligan
Catherine Keener
as Miriam Hart
James Corden
as Steve
Yasiin Bey
as Saul
Aya Cash
as Jenny
Maddie Corman
as Phillis
Karen Pittman
as Business Woman
Paul Romero
as Bartender
Andrew Sellon
as Christian Father
Ed Renninger
as Barman
Eric Burton
as Singer Songwriter 2
Marco Assante
as Marco
Mary Catherine Garrison
as Jill
Jen Jacob
as Dave Fangirl
Rob Morrow
as CEO
Jennifer Li Jackson
as Mim
Ian Brodsky
as Malcolm
Shannon Walsh
as Rachel
David Abeles
as Glen
Ann McGowan
as Ballet Teacher
Ron Voz
as Butler
Cee Lo Green
as Troublegum
Kena Onyenjekwe
as Troublegum Posse 1 - Rappa DD
Harvey Morris
as Troublegum Posse 2 - Phat Jimmy
Terry Lewis
as Troublegum Crew Member - Benson
Colin Love
as Singing Basketball Player
Jimmy Palumbo
as Guy Shouting from Window
Simon Delaney
as Lawyer
Danielle Brisebois
as Singer
Keen Ruffalo
as Keen
Melissa Maria Gonzalez
as Chris
Nicholas Daniel Gonzalez
as Zach
David Pendleton
as Homeless Man
Madison Love
as Singer Songwriter 1
Joanna Mauer
as On Camera Musician
Erik Detusch
Rich Mercurio
Emilie Cardinaux
Curtis Fowlkes
Emily Yarbourgh
Erin Benin
Alexis Sykes
Julia Bruskin
Stacey Maltin
as Young Girl
Sama Fernands
as Concert Attendee (uncredited)
John Carney
Director
Writer
Tobin Armbrust
Producer
Anthony Bregman
Gregg Alexander
Original Music Composer
Yaron Orbach
Director of Photography
Andrew Marcus
Editor
Stephanie DeCourcey
Casting
Jeanne McCarthy
Chad Keith
Production Design
Anne Goelz
Art Direction
Richard Hebrank
Construction Coordinator
Drew Jiritano
Special Effects Coordinator
Yaneya Rovira
Wardrobe Supervisor
Margaret Moy
Costumer
Eileen Goh
Cathryn Hunt
Costume Coordinator
Erin Hicks
Hair Department Head
Lair Paulsen
Key Hair Stylist
Louise McCarthy
Makeup Department Head
Joanna McCarthy
Key Makeup Artist
Steven Weisberg
Location Manager
J. Alex Finch
Second Second Assistant Director
Alexis Wiscomb
Post Production Supervisor
Suzana Peric
Music Editor
Erich Stratmann
Lewis Goldstein
Supervising Sound Editor
Sound Re-Recording Mixer
Max Greene
Dialogue Editor
Patrick Cicero
Cate Montana
Supervising ADR Editor
Tom Ryan
Foley Editor
Sean Garnhart
Sound Effects Editor
Foley Recordist
ADR Recordist
Andrea von Foerster
Music Supervisor
Matthew Sullivan
Arjun Bhasin
Costume Design
Shira Rockowitz
Co-Producer
Ian Watermeier
Lauren Selig
Sam Hoffman
Executive Producer
Molly Smith
Tom Rice
Ben Nearn
Guy East
Nigel Sinclair
Marc Schipper
Judd Apatow
Unit Production Manager
Mariela Comitini
First Assistant Director
Maura Kelly
Second Assistant Director
Brian Smyj
Stunt Coordinator
Kris Moran
Set Decoration
Ludovic Littee
"A" Camera Operator
Scott Tinsley
First Assistant Camera
Andrew D. Schwartz
Still Photographer
Brian Carmichael
Video Assist Operator
Rebecca Breckel
Script Supervisor
Tod A. Maitland
Sound Mixer
James Baker
Boom Operator
Rob Harlow
Key Grip
Shawn Greene
Gaffer
Jennifer Crammer
Production Coordinator
Gina Herold
Art Department Coordinator
T.J. Horan
Leadman
Tommy Allen
Property Master
Andrew Francis
Digital Intermediate Colorist
Yuval Levy
Visual Effects Supervisor