Ben Stiller

Alex (voice)

Chris Rock

Marty (voice)

David Schwimmer

Melman (voice)

Jada Pinkett Smith

Gloria (voice)

Cedric the Entertainer

Maurice (voice)

Andy Richter

Mort (voice)

Taraji P. Henson

Okapi (voice)

Danny Jacobs

King Julien (voice)

Tom McGrath

Skipper (voice)

Chris Miller

Kowalski (voice)