Elijah Wood

Mumble (voice)

Ellen Connell

Acteur

Robin Williams

Ramon / Lovelace (voice)

P!nk

Gloria (voice)

E. G. Daily

Erik (voice)

Johnny A. Sanchez

Lombardo (voice)

Lombardo Boyar

Raul (voice)

Michael 'Lippy' Lipman

Acteur

Francis Carr

Acteur

Sofía Vergara

Carmen (voice)

Common

Seymour (voice)

Wes Spencer

Acteur

Hugo Weaving

Noah (voice)

Nica Lorber

Acteur

Brad Pitt

Will (voice)

Peter Herrmann

Acteur

Liz Stuart

Acteur

Matt Damon

Bill (voice)

Carlos Alazraqui

Nestor (voice)

Jeffrey Garcia

Rinaldo (voice)

Ava Acres

Erik (voice)

Benjamin Flores Jr.

Atticus (voice)

Meibh Campbell

Bo (voice)

Magda Szubanski

Miss Viola (voice)

Hank Azaria

Mighty Sven (voice)

Richard Carter

Bryan (voice)

Lee Perry

Wayne / Francesco / Eggbert / Leopard Seal (voice)

Jai Sloper

Weaner Pup (voice)

Oscar Beard

Weaner Pup (voice)

Anthony LaPaglia

Alpha Skua (voice)

Danny Mann

Brokebeak (voice)

Denise Blasor

Adelie Chica (voice)

Roger Narayan

Indian Penguin (voice)

Mason Cotton

Additional Voices (voice)

Joshua Rush

Additional Voice (voice)

Lillian Garrett-Groag

Additional Voices (voice)

Veena Bidasha

Additional Voices (voice)

Kenn Navarro

Cuddles / Lifty / Shifty

Warren Graff

Toothy / Handy

David Winn

Lumpy / Splendid (voice)

Aubrey Ankrum

Flippy / Pop (voice)

Jeff Biancalana

Russell

Peter Hermann

Disco Bear