Kevin Hart Snowball (voice)
Tara Strong Additional Voices (voice)
Jenny Slate Gidget (voice)
Steve Coogan Ozone / Reginald (voice)
Bill Farmer Additional Voices (voice)
Ellie Kemper Katie (voice)
Jim Cummings Additional Voices (voice)
Dee Bradley Baker Additional Voices (voice)
Lake Bell Chloe (voice)
Bobby Moynihan Mel (voice)
Albert Brooks Tiberius (voice)
Jaime Camil Fernando (voice)
Jason Marsden Additional Voices (voice)
Hannibal Buress Buddy (voice)
Laraine Newman Additional Voices (voice)
John Kassir Additional Voices (voice)
Chris Renaud Director, Norman (voice)
Brian Lynch Writer
Alexandre Desplat Original Music Composer
Louis C.K. Max (voice)
Bob Bergen Additional Voices (voice)
Jess Harnell Additional Voices (voice)
Dana Carvey Pops (voice)
Brian T. Delaney Additional Voices (voice)
Cinco Paul Writer
Mickie McGowan ADR Voice Casting
Jim Ward Additional Voices (voice)
Chris Meledandri Producer
Ken Daurio Writer
Eric Stonestreet Duke (voice)
Mona Marshall Additional Voices (voice)
Gary Rizzo Sound Re-Recording Mixer
Frank Rinella Foley Editor
Danny Mann Additional Voices (voice)
Michael Miller ADR & Dubbing
Janet Healy Producer
Eric Guillon Production Design
Brett Hoffman Associate Producer
Julien Soret Animation Director
Sandra Echeverría Maria (voice)
Jan Rabson Additional Voices (voice)
Dennis Leonard Supervising Sound Editor
Michael Beattie Tattoo (voice)
Alexander Berner Editor
Tyler Werrin Additional Voices (voice)
Delphine Le Roch Production Supervisor
Kelly Lake Production Coordinator
David Acord Sound Re-Recording Mixer
Robert Taylor Associate Producer
Richard Gould Foley Editor
Dave Rosenbaum Script Supervisor
Remi Parisse Animation
Eric Bradley Musician
Ken Schretzmann Editor, Additional Voices (voice)
Yarrow Cheney Co-Director
Bill Higley ADR & Dubbing
David Slusser Foley Editor
Jonathan del Val Animation Director
Timo Berg Animation
Mac Smith Sound Effects Editor
Ronni Brown Foley
Tony Siruno Character Designer
Paul Mager Set Designer
Jeannine Berger Post Production Supervisor
Thierry Noblet Lighting Supervisor
Theo Weber Lighting Artist
Cheryl Nardi Dialogue Editor
Kenneth Karman Music Editor
Diane Howard Publicist
Andrea Giro Animation
Pierre Leduc Animation
Conrad Pope Orchestrator