Gumball Watterson (voice)

Logan Grove

Gumball Watterson

Cho Hyeonjeong

Darwin Watterson

Jang Eun-suk

Richard Watterson (voice)

Dan Russell

Darwin Watterson (voice)

Kwesi Boakye

Anais Watterson

Kim Jung-a

Nicole Watterson (voice)

Teresa Gallagher

Anais Watterson

Kyla Rae Kowalewski

Nicole Watterson

Yang Jeong-hwa

Anais Watterson (voice)

Kyla Kowalewski

Richard Watterson

Bang Seong-joon

Granny Jojo (voice)

Sandra Dickinson

Tobias Wilson

Ha Sung-yong

Larry Needlemeyer (voice)

Kerry Shale

Banana Joe

Jeon Tae-yeol

Carrie Krueger (voice)

Jessica McDonald

Mr. Robinson / Tina Rex (voice)

Stefan Ashton Frank

Lewis Macleod

Gumball Watterson (voice)

Jacob Hopkins

Gillian Hanna

Darwin Watterson (voice)

Terrell Ransom Jr.

Gumball Watterson (voice)

Nicolas Cantu

Tony Beck

Darwin Watterson (voice)

Christian J. Simon

Mr. Robinson (voice)

Rupert Degas

Darwin Watterson (voice)

Donielle T. Hansley Jr.

George

J.R. Richard

Dr. Wrecker (voice)

David Warner

Eric Edelstein

Demetri Martin

Frankie Watterson (voice)

Rich Fulcher

Mayor (voice) / Superintendent Evil

Garrick Hagon

Bobby Moynihan

Narrator (voice)

Derek Jacobi

Grady / Frank (voice

Baker Terry