Elijah Wood

Mumble (voice)

Jessica Rothe

Theresa 'Tree' Gelbman

Israel Broussard

Carter Davis

Robin Williams

Ramon / Lovelace (voice)

Charles Aitken

Gregory Butler

P!nk

Gloria (voice)

E. G. Daily

Erik (voice)

Ruby Modine

Lori Spengler

Blaine Kern III

Nick Sims

Johnny A. Sanchez

Lombardo (voice)

Lombardo Boyar

Raul (voice)

Rachel Matthews

Danielle Bouseman

Billy Slaughter

Dr. Winter

Sofía Vergara

Carmen (voice)

Caleb Spillyards

Tim Bauer

Common

Seymour (voice)

Hugo Weaving

Noah (voice)

Jimmy Gonzales

Police Officer

Brad Pitt

Will (voice)

Jason Bayle

David Gelbman

Matt Damon

Bill (voice)

Rob Mello

John Tombs

Carlos Alazraqui

Nestor (voice)

Phi Vu

Ryan Phan

Jeffrey Garcia

Rinaldo (voice)

Laura Clifton

Stephanie Butler

Ava Acres

Erik (voice)

Cariella Smith

Becky Shepard

Benjamin Flores Jr.

Atticus (voice)

Tran Tran

Emily

Dane Rhodes

Officer Santora

Meibh Campbell

Bo (voice)

Magda Szubanski

Miss Viola (voice)

Tenea Intriago

Student Protester

Hank Azaria

Mighty Sven (voice)

Missy Yager

Mrs. Gelbman

Rachel Black

Danielle

Richard Carter

Bryan (voice)

Donna DuPlantier

Nurse Danna

Lee Perry

Wayne / Francesco / Eggbert / Leopard Seal (voice)

GiGi Erneta

News Reporter

Jai Sloper

Weaner Pup (voice)

Oscar Beard

Weaner Pup (voice)

Ramsey Anderson

Keith Lumbly

Anthony LaPaglia

Alpha Skua (voice)

Brady Lewis

Frat Brother

Danny Mann

Brokebeak (voice)

Quintin McKemie II

Party Guest

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)