LeBron James

LeBron James

Don Cheadle

Al G. Rhythm

Cedric Joe

Dominic 'Dom' James

Jeff Bergman

Bugs Bunny / Sylvester / Yosemite Sam / Fred Flintstone (voice)

Gabriel Iglesias

Speedy Gonzales (voice)

Zendaya

Lola Bunny (voice)

Eric Bauza

Daffy Duck / Porky Pig / Foghorn Leghorn / Elmer Fudd (voice)

Candi Milo

Granny (voice)

Bob Bergen

Tweety Bird (voice)

Fred Tatasciore

Taz (voice)

Anthony Davis

Anthony Davis / The Brow

Damian Lillard

Damian Lillard / Chronos

Klay Thompson

Klay Thompson / Wet-Fire

Nneka Ogwumike

Nneka Ogwumike / Arachnneka

Diana Taurasi

Diana Taurasi / White Mamba

Sonequa Martin-Green

Kamiyah James

Ceyair J Wright

Darius James

Harper Leigh Alexander

Xosha James

Khris Davis

Malik

Xosha Roquemore

Shanice James

Stephen Kankole

Young LeBron (13 Years)

Jalyn Hall

Young Malik (13 Years)

Wood Harris

Coach C

Jordan Thomas

Young Boy

Sue Bird

Sue Bird

Draymond Green

Draymond Green

A'ja Wilson

A’ja Wilson

Randy Mims

Barbershop Customer

Gerald 'Slink' Johnson

Warner Bros. Security Guard

Sarah Silverman

Warner Bros. Executive

Steven Yeun

Warner Bros. Executive

Ernie Johnson

Game Announcer

Lil Rel Howery

Game Announcer

Michael B. Jordan

Michael B. Jordan

Rosario Dawson

Wonder Woman (voice)

Justin Roiland

Rick Sanchez / Morty Smith (voice)

Kimberly Brooks

Additional Voices (voice)

Skyler Bible

MoCap Performer (uncredited)