Bruce Lee
Lee

John Saxon
Roper

Jim Kelly
Williams

Sek Kin
Han

Ahna Capri
Tania

Robert Wall
Oharra

Angela Mao Ying
Su Lin

Betty Chung
Mei Ling

Bolo Yeung Sze
Bolo

Geoffrey Weeks
Braithwaite

Roy Chiao
Shaolin Abbott

Yuen Biao
Tournament Fighter

Marlene Clark
Secretary

Sammo Hung Kam-Bo
Shaolin Fighter

Jackie Chan
Guard

Phillip Ko Fai
Guard (uncredited)

Mang Hoi
Chinese Junk Crew (uncredited)

Mars
Guard Executed by Bolo (uncredited)

Peter Chan Lung
Party Guest (uncredited)

Paul Chung Fat
Guard Executed by Bolo

Tai Bo
Ohara's Crew Who Attacks Su Lin

Tony Liu
Tournament Fighter

Yuen Wah
Tournament Fighter

Peter Archer
Parsons

Lam Ching-Ying
Tournament Fighter (uncredited)

Billy Chan Wui-Ngai
Cave Guard (uncredited)

Mickey Caruso
L.A. Cop

Wong Tin-Lam

Robert Chan Law-Bat
Wachmann

Stephen Tung Wai

Niki Wane
Williams' Girl #1