Bruce Lee

Character: Billy Lo

Gig Young

Character: Jim Marshall

Dean Jagger

Character: Dr. Land

Hugh O'Brian

Character: Steiner

Colleen Camp

Character: Ann Morris

Robert Wall

Character: Carl Miller

Mel Novak

Character: Stick

Kareem Abdul-Jabbar

Character: Hakim

Chuck Norris

Character: Colt

Dan Inosanto

Character: Pasqual

Billy McGill

Character: John

Sammo Hung Kam-Bo

Character: Lo Chen

Roy Chiao

Character: Henry Lo

Kim Tae-Jeong

Character: Billy Lo

James Tien Chun

Character: Charlie Wang

Yuen Biao

Character: Billy Lo

Jim James

Character: Surgeon

Austin Wai Tin-Chi

Character:

Casanova Wong

Character: Lau Yea-chun (archive footage)

Stephen Chang

Character: Ming Tao (uncredited)

Warwick Paul Evans

Character: Ringside Commentator (uncredited)

Lam Ching-Ying

Character: Macau Fighter (uncredited)

Mars

Character: Macau Fighter (uncredited)

Robert Clouse

Character: Carl's Second #1 (uncredited)

Yuen Wah

Character: Lo Chen's Second (uncredited)

Nora Miao

Character: (archive footage) (uncredited)

Lau Kar-Wing

Character: (uncredited)

Paul Chung Fat

Character: (uncredited)

Betty Ting Pei

Character: (uncredited)

Andre Morgan

Character: (uncredited)

Tony Leung

Character: David