Gumball Watterson (voice)

Logan Grove

Gumball Watterson

Cho Hyeonjeong

Darwin Watterson

Jang Eun-suk

Richard Watterson (voice)

Dan Russell

Darwin Watterson (voice)

Kwesi Boakye

Gumball Watterson (voice)

Jacob Hopkins

Anais Watterson

Kim Jung-a

Nicole Watterson (voice)

Teresa Gallagher

Anais Watterson

Kyla Rae Kowalewski

Gumball Watterson (voice)

Nicolas Cantu

Nicole Watterson

Yang Jeong-hwa

Anais Watterson (voice)

Kyla Kowalewski

Richard Watterson

Bang Seong-joon

Granny Jojo (voice)

Sandra Dickinson

Tony Beck

Tobias Wilson

Ha Sung-yong

Larry Needlemeyer (voice)

Kerry Shale

Darwin Watterson (voice)

Terrell Ransom Jr.

Darwin Watterson (voice)

Donielle T. Hansley Jr.

Banana Joe

Jeon Tae-yeol

Mr. Robinson / Tina Rex (voice)

Stefan Ashton Frank

Carrie Krueger (voice)

Jessica McDonald

Anthony Hull

Lewis Macleod

Gillian Hanna

Darwin Watterson (voice)

Christian J. Simon

Mic Graves

Ben Locket

Michael Carrington

Mr. Robinson (voice)

Rupert Degas

Ben Bocquelet

Dr. Wrecker (voice)

David Warner

Daniel Lennard

Frankie Watterson (voice)

Rich Fulcher

James Lamont

Mayor (voice) / Superintendent Evil

Garrick Hagon

Narrator (voice)

Derek Jacobi

Grady / Frank (voice

Baker Terry