Olivia Colman Donka (voice)
Jack Dylan Grazer Barney (voice)
Zach Galifianakis Ron (voice)
Justice Smith Marc (voice)
Flula Borg Additional Voices (voice)
Liam Payne Songs
Ed Helms Graham (voice)
Jadon Sand Additional Voices (voice)
Thomas Barbusca Jayden (voice)
Kylie Cantrall Savannah (voice)
Rob Delaney Andrew (voice)
Tomas Blazukas Sound Effects Editor
Kris Pearn Thanks
John Macmillan Bubble Techs (voice)
Karen de Jong Art Direction
Phil LaMarr Additional Voices (voice)
Seamus Malone Animation Supervisor
Ruby Wax Ms. Hartley (voice)
Nathan Crowley Production Design
Matt Dunkley Conductor
Marcus Scribner Alex (voice)
Ricardo Hurtado Rich (voice)
Peter Baynham Writer, Executive Producer
David Menkin Shayne The Biker / Mr. Cleaver (voice)
Ava Morse Ava (voice)
Henry Jackman Original Music Composer
George Hull Concept Artist
Eric Leighton Animation Director
Mike Prestwood Smith Sound Re-Recording Mixer
Andy Riley Additional Writing
David Park Associate Producer
Tom Jacomb Co-Producer
Christian Kaplan Casting
Dave Bayley Songs
Andrew Kinney Orchestrator
Sarah Smith Director, Executive Producer, Writer
Cullen McCarthy Noah (voice)
Ian Abando Additional Storyboarding
David Burrows Editor
Sim Evan-Jones Additional Editor
Gianluca Fratellini Animation Supervisor
ND Stevenson Additional Writing
Krupa Pattani Sita (voice)
Carter Goodrich Character Designer
Stephen Coleman Orchestrator
Andrew Gordon Animation Supervisor
Megan Maczko Miss Thomas (voice)
Sylvain Marc Character Designer
Kevin Cecil Additional Writing
Carlos Grangel Character Designer
Simon Rieber Visual Development
Tristan Allerick Chen Additional Voices (voice)
Michael Lloyd Orchestrator
Julie Lockhart Producer
Mark Devereux Thanks
Mike Smith Additional Storyboarding
Crosby Clyse Digital Producer
Stacey Snider Thanks
Elisabeth Murdoch Executive Producer
Adrian Maganza Storyboard Artist
Till Nowak Art Direction
Ashley Boddy Head of Story
Aurélien Predal Production Design
Nick Sung Additional Storyboarding
Dean Roberts Storyboard Artist
Jean-Philippe Vine Director, Lead Character Designer
Kapil Sharma Animation Supervisor
David Peers Director of Photography
Tim Watts Animation Supervisor
Lara Breay Producer
Philippe Denis Visual Effects Supervisor
John Addis Additional Editor