Tom McGrath
Skipper (voice)
Jeff Bennett
Kowalski (voice)
James Patrick Stuart
Private (voice)
John DiMaggio
Rico (voice)
Danny Jacobs
King Julien XIII (voice)
Kevin Michael Richardson
Maurice (voice)
Andy Richter
Mort (voice)
Nicole Sullivan
Marlene (voice)
Neil Patrick Harris
Dr. Blowhole (voice)
Nestor Carbonell
Savio (voice)
Larry Miller
Clemson (voice)
Wayne Knight
Max (voice)
Clancy Brown
Buck Rockgut (voice)
Kathy Kinney
Rhonda (voice)
Fred Stoller
Fred (voice)
Jane Leeves
Lulu (voice)
Kevin McDonald
Barry (voice)
Will Friedle
Randy (voice)
Victoria Justice
Stacy (voice)
Jennette McCurdy
Becky (voice)
Dana Snyder
Leonard (voice)
Atticus Shaffer
The Vesuvius Twins (voice)
Conrad Vernon
Mason (voice)
Tara Strong
Teacher / Kid Walla (voice)
Richard Kind
Roger (voice)
Cedric Yarbrough
Officer X (voice)
Rob Paulsen
Archie (voice)
Gary Cole
Commissioner (voice)
Debbie Reynolds
Granny Squirrel (voice)
Jerry Trainor
Lead Roach (voice)
Brian Posehn
Roach (voice)
Nathan Kress
Ronald (voice)
French Stewart
Cecil (voice)
Carl Reiner
Santa Claus (voice)
Leigh-Allyn Baker
Bella Bon Bueno (voice)
JoAnna Garcia Swisher
Shawna (voice)
Kristen Schaal
The Bunnies (voice)
Peter Capaldi
Uncle Nigel (voice)
Megan Hilty
Frances Alberta (voice)
Wally Wingert
Alex (voice)
