Logan Grove

Gumball Watterson (voice)

Nicolas Cantu

Gumball Watterson (voice)

Kwesi Boakye

Darwin Watterson (voice)

Jacob Hopkins

Gumball Watterson (voice)

Kyla Kowalewski

Anais Watterson (voice)

Donielle T. Hansley Jr.

Darwin Watterson (voice)

Christian J. Simon

Darwin Watterson (voice)

Teresa Gallagher

Nicole Watterson / Penny Fitzgerald / Teri / Mrs. Robinson (voice)

Terrell Ransom Jr.

Darwin Watterson (voice)

Dan Russell

Richard Watterson / Patrick Fitzgerald (voice)

Mic Graves

Banana Joe (voice)

Richard Overall

Billy Parham (voice)

Tony Hull

Anton (voice)

Baker Terry

Grady / Frank (voice, puppetry)

Becky Sloan

Howdy (voice, puppetry)

Brian Blessed

Santa Claus (voice)

Derek Jacobi

Narrator (voice)

David Warner

Dr. Wrecker (voice)

Rich Fulcher

Frankie Watterson (voice)

Naoko Mori

Yuki Yoshida (voice)

J.G. Quintel

High-Five Ghost (voice)

Peter Browngardt

Uncle Grandpa (voice)

Brian Sears

Showerhead

Garrick Hagon

Superintendent Evil

Alix Wilton Regan

Ms. Combs (voice)

Hugo Harold-Harrison

Alan Keane (voice)

Philip Hunt

Josh (voice)

Jack Simmons

Fuzzy (voice)

Sandra Dickinson

Mrs. Jötunheim (voice)

Lewis Macleod

Ms. Lucy Simian (voice)

Rob Rackstraw

Mr. Gruber (voice)

Clive Russell

Daniel Senicourt (voice)

Jenny Fellner

Jamie (voice)

Luke McQuillian

Angela (voice)

Alex Jordan

Evil Alan (voice)

Jessica McDonald

Masami (voice)

Liza Ross

Mary Senicourt (voice)

Lorelei King

Samantha (voice)

Stefan Ashton Frank

Mr. Robinson (voice)

Aurélie Charbonnier

Sussie

Maria Teresa Creasey

Judith Fitzgerald (voice)

Naomi McDonald

Clare (voice)

Max Cazier

Clayton (voice)

Simon Lipkin

Mr. Corneille (voice)

Charles Philipp

Rob (voice)

Togo Igawa

Japanese Guy (voice)

Kerry Shale

Larry Needlemeyer / Leslie / Bobert / Hector / Additional Vo

Rupert Degas

Mr. Robinson / Tobias Wilson / Larry Needlemeyer / Clayton /