Bruce Lee

Billy Lo

Gig Young

Jim Marshall

Dean Jagger

Dr. Land

Hugh O'Brian

Steiner

Colleen Camp

Ann Morris

Robert Wall

Carl Miller

Mel Novak

Stick

Kareem Abdul-Jabbar

Hakim

Chuck Norris

Colt

Dan Inosanto

Pasqual

洪金寶

Lo Chen

喬宏

Henry Lo

김태정

Billy Lo

田俊

Charlie Wang

元彪

Billy Lo

Jim James

Surgeon

惠天賜

Stephen Chang

Ming Tao (uncredited)

林正英

Macau Fighter (uncredited)

蔣榮發

Macau Fighter (uncredited)

Robert Clouse

Carl's Second #1 (uncredited)

元華

Lo Chen's Second (uncredited)

苗可秀

(archive footage) (uncredited)

劉家榮

(uncredited)

鍾發

(uncredited)

Betty Ting Pei

(uncredited)

Andre Morgan

(uncredited)