Mckenna Grace Ella Bird (voice)
Peter Dinklage Mighty Eagle (voice), Songs
Jason Sudeikis Red (voice)
Sean Penn Terence (voice)
Bill Hader Leonard (voice)
Keegan-Michael Key Judge Peckinpah (voice)
Josh Gad Chuck (voice)
Ike Barinholtz Tiny (voice)
Maya Rudolph Matilda (voice)
Demi Lovato Songs
Fred Tatasciore Monty Pig (voice)
Kate McKinnon Stella / Eva the Birthday Mom (voice)
Alex Borstein Sophie Bird / Peggy Bird (voice)
Jillian Bell Helen the Lunch Mom / Yoga Instructor (voice)
Charli xcx Songs, Willow (voice)
Tony Hale Ross / Cyrus / Mime (voice)
Danny McBride Bomb (voice)
Max Charles Bobby Bird (voice)
Hannibal Buress Edward the Birthday Dad (voice)
Lee Eisenberg Creative Consultant
Ava Acres Timothy the Birthday Bird (voice)
Will Finn Additional Storyboarding
Danielle Brooks Olive Blue / Monica the Crossing Guard (voice)
Tituss Burgess Photog (voice)
Joel H. Cohen Creative Consultant
Ali Wong Betty Bird (voice)
Joel Cohen Creative Consultant
Geoffrey Arend Day Care Teacher (voice)
John Frink Creative Consultant
Gene Stupnitsky Creative Consultant
Chris Waegner CG Supervisor
Anthony Padilla Hal (voice)
Kevin Bigley Greg Blue (voice)
Gary Rizzo Sound Re-Recording Mixer
Jon Vitti Screenplay
Billy Eichner Chef Pig / Phillip (voice)
Alex Rubens Creative Consultant
Cristela Alonzo Shirley the Old Lady Bird (voice)
Blake Shelton Earl Pig (voice), Songs
John Cohen Story, Johnny Bird (voice), Producer
Tim Burns Creative Consultant
Matt Selman Creative Consultant
Ian Hecox Bubbles (voice)
Matthew J. McCarthy Rodney Pig / Acrobat Pig (voice)
Manish Raval Music Supervisor
Michael Price Creative Consultant
Heitor Pereira Original Music Composer
Max Pross Creative Consultant
Aidan McGraw Young Red (voice)
Josh Robert Thompson Brad Bird / Dane the Saxophone Bird (voice)
David Maisel Executive Producer
Duane 'Dog' Chapman Best Boy Grip
Pete Oswald Production Design
John Rice Head of Story
Clay Kaytis Director, Clayton the Waiter Bird (voice)
Shaun Farley Foley Editor
Maddie Taylor Hamilton Pig / Acrobat Pig (voice)
Donick Cary Creative Consultant
Linda Lamontagne Casting
Romeo Santos Early Bird (voice)
David Tuber Additional Storyboarding
Julius Kwan Supervising Animator
Mikko Pöllä Story
Jason Brewer Production Manager
Ronni Brown Foley Artist
Catherine Winder Producer, Billy the Sign (voice)
Fergal Reilly Foreman Pig (voice), Director
Bradley M. Goodman Post Production Supervisor
Sean England Foley Artist
Myke Bakich Additional Storyboarding
Vadim Bazhanov Storyboard Artist
Mikael Hed Executive Producer, Story