OK K.O.! Let's Be Heroes

Courtenay Taylor

K.O. (voice)

Kate Flannery

Carol (voice)

Jim Cummings

Lord Boxman

Ashly Burch

Enid (voice)

Ian Jones-Quartey

Rad (voice)

David Herman

Mr. Gar (voice)

Roger Craig Smith

Sonic the Hedgehog

Colleen O'Shaughnessey

Miles "Tails" Prower

Michael Sinterniklaas

Hero

LeVar Burton

Kwame

David Coburn

Captain Planet

Estelle

Garnet

Tara Strong

Ben Tennyson / Raven / Ilana

Peter Browngardt

Festro / Uncle Grandpa

Michael Dorn

Strike / I.M. Weasel

John DiMaggio

Four Arms / Jake the Dog / Shnitzel

Jonathan Davis

Succulentus

SungWon Cho

Teamster / Game (voice)