The voices of the characters are provided by the following actors and actresses:
* Ben Stiller as Alex the Lion
* Chris Rock as Marty the Zebra
* David Schwimmer as Melman the Giraffe
* Jada Pinkett Smith as Gloria the Hippopotamus
* Alec Baldwin as King Julien XIII
* Sacha Baron Cohen as Skipper
* Tom McGrath as Kowalski
* Christopher Knights as Private
* Cedric the Entertainer as Maurice
* Andy Richter as Mort
* Bernie Mac as Makunga
* Sherri Shepherd as Nana
* Will.i.am as Moto Moto
* Jessica Chastain as the Female Cheetah
Let me know if you have any other questions about the film.