Kevin Hart Snowball (voice)
Tara Strong Additional Voices (voice)
Dee Bradley Baker Additional Voices (voice)
Luke Dunn Gielmuda Sound Effects Editor
Ellie Kemper Katie (voice)
Steve Coogan Ozone / Reginald (voice)
Jim Cummings Additional Voices (voice)
Louis C.K. Max (voice)
Lake Bell Chloe (voice)
Jenny Slate Gidget (voice)
Jason Marsden Additional Voices (voice)
Cinco Paul Writer
Albert Brooks Tiberius (voice)
Bobby Moynihan Mel (voice)
Dana Carvey Pops (voice)
Brian T. Delaney Additional Voices (voice)
Jess Harnell Additional Voices (voice)
Laraine Newman Additional Voices (voice)
Jaime Camil Fernando (voice)
Wouter van Herwerden Sound Recordist
John Kassir Additional Voices (voice)
Eric Stonestreet Duke (voice)
Bob Bergen Additional Voices (voice)
Ken Daurio Writer
Hannibal Buress Buddy (voice)
Jim Ward Additional Voices (voice)
Mickie McGowan ADR Voice Casting
Alexandre Desplat Original Music Composer
Bill Farmer Additional Voices (voice)
Mona Marshall Additional Voices (voice)
Jan Rabson Additional Voices (voice)
Brian Lynch Writer
Gary Rizzo Sound Re-Recording Mixer
Danny Mann Additional Voices (voice)
Kenneth Karman Music Editor
Frank Rinella Foley Editor
Chris Meledandri Producer
José Más Huertas Animation
Eric Bradley Musician
Ronni Brown Foley
Dennis Leonard Supervising Sound Editor
Mac Smith Sound Effects Editor
David Acord Sound Re-Recording Mixer
Michael Miller ADR & Dubbing
Chris Renaud Director, Norman (voice)
Yarrow Cheney Co-Director
Carlos Sotolongo ADR & Dubbing
Amy Pawlowski Digital Intermediate
Bill Higley ADR & Dubbing
Diane Howard Publicist
Sean England Foley
Brett Hoffman Associate Producer
Cheryl Nardi Dialogue Editor
Tony Siruno Character Designer
Conrad Pope Orchestrator
Jim Likowski Foley Editor
Dave Rosenbaum Script Supervisor
Sandra Echeverría Maria (voice)
Richard Gould Foley Editor
Dominique Monfery Animation Director
David Slusser Foley Editor
Kevin Peaty Animation
Jeannine Berger Post Production Supervisor
Mark Graham Orchestrator
Albert Barba Cunill Animation
Samson Neslund Assistant Sound Editor
Kelly Lake Production Coordinator
Janet Healy Producer
Michael Beattie Tattoo (voice)
Samuel Craven First Assistant Editor
Ken Schretzmann Editor, Additional Voices (voice)
Remi Parisse Animation