Sacha Baron Cohen Julien (voice)
Ben Stiller Alex (voice)
Jada Pinkett Smith Gloria (voice)
Frank Welker Shark (voice) (uncredited)
Alec Baldwin Makunga (voice)
David Schwimmer Melman (voice)
Chris Rock Marty / Additional Zebras (voice)
Fred Tatasciore Teetsi / Poacher #1 / Elephant (voice)
Hans Zimmer Musician, Original Music Composer
Cedric the Entertainer Maurice (voice)
Sherri Shepherd Mom (voice)
Phil LaMarr Guide (voice)
Bernie Mac Zuba (voice), In Memory Of
Andy Richter Mort (voice)
Zachary Gordon Baby Melman (voice)
Harland Williams Additional Giraffe (voice)
Willow Smith Baby Glorida (voice)
Tom McGrath Director, Writer, Skipper / Lemur (voice)
Etan Cohen Writer
Conrad Vernon Mason (voice)
Danny Jacobs Tourist with New York T-Shirt (voice)
Chris Miller Kowalski (voice)
Lorne Balfe Additional Music
will.i.am Songs, Moto Moto (voice)
Tom Pigott-Smith Musician
Eric Darnell Joe the Witch Doctor / Poacher #2 (voice), Director, Writer
Meredith Vieira Newscaster (voice)
Randy Thom Sound Designer
Christopher Knights Private (voice)
Conner Rayburn Little Giraffe (voice)
David P. Smith Bobby the Dik Dik (voice)
Fergie Hippo Girlfriend (voice)
John O'Sullivan Systems Administrators & Support
Al Roker Newscaster (voice)
David Soren Lemur (voice)
Serguei Kouchnerov Animation
Ka Yaw Tan Lighting Artist
Tom Holkenborg Additional Music
Andy Nelson Sound Re-Recording Mixer
Stephen Kearin Stephen the Giraffe / Tourist with Video Camera / Rhino (voice)
Rachel Bolt Musician
Andre de Oliviera Araujo Production Supervisor
Nicholas Bucknall Musician
Heitor Pereira Musician
Jeffrey Katzenberg Executive Producer
Terrence Hardy Jr. Cub (voice)
Yoriko Ito Production Illustrator
Edie Mirman Telephone Recording (voice)
Lynnanne Zager Lioness (voice)
Joshua West Modeling
Quinn Dempsey Stiller Baby Alex (voice)
Jim Passon Color Timer
Bridget Hoffman Female Tourist (voice)
Mark Swift Producer
Maggie Kang Storyboard Artist
Steve McGrath Modeling
Denis Couchon Supervising Animator
Dan Newell Musician
Natalia Cronembold Post Production Assistant
Ben Rush Animation
Max Rodriguez Visual Effects Coordinator
Eric Lessard Animation
Bart Feliciano Systems Administrators & Support
Nadja Bonacina Modeling
David Yanover Post Production Supervisor
Greg Whittaker Animation
David Spivack Animation
Sunny Ye Production Coordinator
Craig Rittenbaum Production Supervisor
Daniel Ortiz Assistant Editor
Raffi Parikian Systems Administrators & Support
Paul Kegg Musician