Challenge of the Tiger
Two CIA agents, a kung fu master and a suave womanizer, track the stolen formula for a super-sterility drug from Spain to Hong Kong, battling Neo-Nazi terrorists and a Vietnamese spy ring for its possession.
Huang Kin-Lung
Huang Lung
Richard Harrison
Richard Cannon
Hwang Jang-Lee
Comrade Yang
Nadiuska
Maria
Brad Harris
Leopard
May Hong
Asian Girl
Tito García
Chiang Tao
"Convict"
Sharon Shira
Anna
Bolo Yeung Sze
Chang
Dick Randall
Dick
Jon T. Benn
Head of the Agency (uncredited)
Chan Ming-Wai
Thug (uncredited)
Craig Denault
Craig Denault (cameo / uncredited)
Morgan Fairchild
Morgan Fairchild (uncredited)
Tsan Hung Fan
Thug (uncredited)
David Flynn
David Flynn (cameo / uncredited)
Jack Klugman
Jack Klugman (cameo / uncredited)
Hsueh-Ming Liao
Thug (uncredited)
Mak Wai-Cheung
Thug (uncredited)
Pei Ju-Hua
Ah-Hua / Fa (uncredited)
Corliss Randall
Woman in the Street (uncredited)
Uwe Schier
Blond Gangster in Shootout (uncredited)
Jane Seymour
Jane Seymour (cameo / uncredited)
Chien-Po Tsen
Thug (uncredited)
Ng Kit-Keung
(uncredited)
Hsiu Chuan Yang
Thug (uncredited)