Mason Cotton

Arnold (voice)

Benjamin Flores Jr.

Gerald (voice)

Francesca Marie Smith

Helga (voice)

Anndi McAfee

Phoebe (voice)

Carlos Alazraqui

Eduardo (voice)

Alfred Molina

La Sombra (voice)

Justin Shenkarow

Harold (voice)

Antoinette Stella

Stella (voice)

Laya DeLeon Hayes

Nadine (voice)

Jamil Walker Smith

Paulo (voice)

Nika Futterman

Olga (voice)

Olivia Hack

Rhonda (voice)

Lane Toran

Che (voice)

Dan Butler

Mr. Simmons (voice)

Dan Castellaneta

Grandpa (voice)

Tress MacNeille

Grandma (voice)

Maurice LaMarche

Bob Pataki (voice)

Dom Irrera

Ernie (voice)

Kath Soucie

Miriam (voice)

Danielle Judovits

Big Patty (voice)

Danny Cooksey

Stoop Kid (voice)

Jim Belushi

Coach Wittenberg (voice)

Craig Bartlett

Miles (voice)

Gavin Lewis

Eugene (voice)

Jet Jurgensmeyer

Stinky (voice)

Aiden Lewandowski

Sid (voice)

Nicolas Cantu

Curly (voice)

Wally Wingert

Oskar (voice)

Stephen Stanton

Pigeon Man (voice)