On screen
Cast
63 credited performers
Tom McGrath
Skipper (voice)
Jeff Bennett
Kowalski (voice)
John DiMaggio
Rico (voice)
Danny Jacobs
King Julien XIII (voice)
Kevin Michael Richardson
Maurice (voice)
Andy Richter
Mort (voice)
Nicole Sullivan
Marlene (voice)
James Patrick Stuart
Joey
Neil Patrick Harris
Dr. Blowhole (voice)
Nestor Carbonell
Savio (voice)
Larry Miller
Clemson (voice)
Wayne Knight
Max
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)
Tara Strong
Mother Duck / Eggy (voice)
Atticus Shaffer
The Vesuvius Twins (voice)
Conrad Vernon
Mason (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)
Zand Broumand
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)
Lewis Black
Dale (voice)
Ciara Bravo
Hunter (voice)
Ed O'Neill
Hunter's Father (voice)
Brian Stepanek
Dode (voice)
Ashley Bell
Zoe (voice)
Rolonda Watts
Gladys (voice)
Melissa McCarthy
Shelly (voice)
Julie White
Ma (voice)
Dot-Marie Jones
Supervisor Eubanks (voice)
Jim Cummings
Gomer / Bo (voice)
Patrick Warburton
Elmer (voice)
Audrey Wasilewski
Mental Hen (voice)
Jessica DiCicco
Ramona / Bradley / Samuel (voice)
Dee Bradley Baker
Pete Peters (voice)
Conan O'Brien
Kuchikukan (voice)
Clyde Kusatsu
Shingen (voice)
Kendall Schmidt
Kendall (voice)
Logan Henderson
Logan (voice)
James Maslow
James (voice)
Carlos PenaVega
Carlos (voice)
Ty Burrell
Parker (voice)
Calista Flockhart
Doris (voice)