Hey Arnold!

Francesca Marie Smith

Helga Pataki (voice)

Jamil Walker Smith

Gerald Johanssen (voice)

Dan Castellaneta

Nick Vermicelli (voice)

Justin Shenkarow

Harold Berman (voice)

Anndi McAfee

Phoebe Heyerdahl / Girl (voice)

👤

Christopher Walberg

Stinky Peterson (voice; uncredited)

Phillip Van Dyke

Arnold (voice)

Spencer Klein

Arnold (voice)

Olivia Hack

Rhonda Wellington Lloyd / Mary (voice)

👤

Lane Toran

Arnold (voice)

👤

Sam Gifaldi

Sid / Robert (voice)

Blake McIver Ewing

Eugene Horowitz (voice)

Craig Bartlett

Mop Guy (voice)

Tress MacNeille

Grandma Gertie (voice)

Kath Soucie

Miriam Pataki / Yolanda (voice)

👤

Steve Viksten

Oskar Kokoshka / Caesar (voice)

Maurice LaMarche

Big Bob Pataki / Douglas Cain (voice)

Dom Irrera

Ernie Potts / Paper Man (voice)

Dan Butler

Mr. Simmons / Lila's Father (voice)

David Wohl

Mr. Berman / Bus Driver (voice)

Ben Diskin

Eugene Horowitz (voice)

Baoan Coleman

Oskar Kokoshka (voice)

James Keane

Mr. Green / EBN Announcer (voice)

Adam Wylie

Curly Gammelthorpe (voice)

Lou Rawls

Harvey / Pop Daddy (voice)

Christopher Castile

Eugene Horowitz / Robert (voice)

Mary Scheer

Suzie Kokoshka / Interviewer #1 (voice)

Nika Futterman

Cynthia (voice)

👤

Danica Ivancevic

Flight Attendant (voice)

👤

Lauren Robinson

Nadine (voice)

Marcus Toji

Park / Third Grader (voice)

Rick Fitts

Mr. Johanssen (voice)

👤

Avriel Epps

Timberly Johanssen (voice)

Jordan Warkol

Chocolate Boy / Jamie (voice)

John Mariano

Shari Belafonte

Mrs. Johanssen (voice)

Michael Bacall

Tony (voice)

Joey Paul Jensen

Mindy / Mrs. Uberman (voice)

Jarrett Lennon

Eugene Horowitz (voice)

Tony Jay

Dr. Lipman (voice)

👤

Ashley Buccille

Lila Sawyer (voice)

👤

Tim Wiley

Edmund / Fifth Grader #2 (voice)

👤

Rick Corso

Dino Spumoni (voice)

Jim Belushi

Coach Wittenberg (voice)

Carlos Alazraqui

Nigel / Man (voice)

Lisa Fuson

Miss Slovak (voice)

Danielle Judovits

Patricia "Big Patty" Smith (voice)

Maria Bamford

Mayor Dixie (voice)

Michael Welch

Elizabeth Ashley

Mrs. Vitello (voice)