"Vengeance !" a.k.a (Deadly Duo/Kung Fu Vengeance) (1970)

"Vengeance !" also known as (Vengeance, Deadly Duo, Kung Fu Vengeance, 報仇;  Bao chou is a 1970 kung fu film directed by Chang Cheh, and starring David Chiang and Ti Lung. The film is set in Peking circa 1930, and centers on a revenge plight of Chiang. (Synopsis): "Godfather of the kung-fu Film" Chang Cheh cemented his fame and importance with this extraordinary combination of a symbolic kung-fu thriller and coming-of-age teenage angst drama. The result is a landmark for its director and the film which made David Chiang and Ti Lung superstars. Overview: The adored screen team of Chang Cheh; Ti Lung and David Chiang return in another classic about brotherhood and heroes in vengeance. Chiang plays a psychotic younger brother out to avenge his older brothers death. The action by acclaimed choregraphers Tang Chia and Yuen Chiang Yan is just as psychotic.  Starring: David Chiang Da Wei, Ti Lung, Wong Ping, Ku Feng, Wong Chung, Hoh Ban, Yeung Chi Hing, Wong Ching Ho, Chuen Yuen, Chan Sing Dir