Bruce Lee

Self (archive footage)

田俊

Tien Da (archive footage)

解元

Chieh (archive footage)

Dan Inosanto

Third Floor Fighter (archive footage)

Ji Han-Jae

Fourth Floor Fighter (archive footage)

Kareem Abdul-Jabbar

Fifth Floor Fighter (archive footage)

Hwang In-shik

First Floor Fighter (archive footage)

Billy Chan

Karateka (archive footage)

林正英

Karateka (archive footage)

Ngan Wu

Karateka (archive footage)

元華

Karateka (archive footage)

Justin T. Lee

(voice)

Griffin Puatu

Dan (voice)

Brian Random

Bruce (voice)

Jason Tanujaya

James (voice)

Christian Thornton

Kareem (voice)

Matthew J. Zeon

Chieh (voice)

Wing-Ho Lin

Hai Tien

Billy Ho

The Big Boss

James Flower

Narrator (uncredited)