Ben Stiller Alex (voice)
Hans Zimmer Original Music Composer
Chris Rock Marty (voice)
Sacha Baron Cohen King Julien (voice)
Andy Richter Mort (voice)
David Schwimmer Melman (voice)
Bob Saget Zoo Animal (voice)
Jada Pinkett Smith Gloria (voice)
Cedric the Entertainer Maurice (voice)
Craig Paulsen First Assistant Editor
Walt Dohrn Story Artist
Conrad Vernon Mason (voice), Creative Consultant
Karey Kirkpatrick Creative Consultant
Tom McGrath Director, Skipper / Fossa / Panicky Man on Subway (voice), Writer
Andy Nelson Sound Re-Recording Mixer
Chris Miller Kowalski (voice)
Tom Holkenborg Additional Music
Stephen Apostolina Police Officer (voice)
Richard L. Anderson Supervising Sound Editor
David P. Smith Spider / Lemur #2 (voice)
Jeffrey Katzenberg Rico (voice) (uncredited)
Ted Tally Creative Consultant
Serguei Kouchnerov Animation
John T. Cucci Foley Artist
Dan O'Connell Foley
Mark Burton Writer
Cody Cameron Willie (voice)
Bruce Fowler Orchestrator
Gavin Greenaway Conductor
James Baxter Animation Supervisor
Anna Behlmer Sound Re-Recording Mixer
Mo Henry Negative Cutter
David A. Whittaker Sound Effects Editor
Christopher Knights Private (voice), First Assistant Editor
Devika Parikh News Reporter (voice)
James Ashwill Foley Mixer
James Bolt Sound Re-Recording Mixer
Heitor Pereira Additional Music, Musician
David Cowgill Police Horse (voice)
Terry Claborn Color Timer
Anna Noakes Musician
Eric Darnell Director, Writer, Zoo Announcer / Lemur #1 / Fossa / Subway Car Announcer (voice)
Christi Soper Hilt Casting Associate
Elisa Gabrielli Old Lady (voice)
Nico Marlet Character Designer
Jennifer Dahlman Production Supervisor
Bruce White Musician
Leslee Feldman Casting
Rachel Bolt Musician
Steve Mair Musician
Maryann Garger Production Manager
Nicholas Bucknall Musician
Craig Kellman Lead Character Designer
Kendal Cronkhite Production Design
Andrew Findon Musician
Robert Renga Sound Recordist
José Antonio Macías Translator
James S. Levine Additional Music
Bill Damaschke Thanks
Stephanie C. Lee Production Coordinator
Mark Berrow Musician
Paul Clarvis Musician
Alan Meyerson Additional Sound Re-Recording Mixer
Jim Dooley Additional Music
Antony Gray Animation
Ethan Hurd Animation
Morten Folmer Nielsen ADR Editor
Peter Mehlman Creative Consultant
Mark Binder Sound Effects Editor
Jonathan Williams Musician
Sean Mahoney Animation
Ryeland Allison Additional Music