The Big Boss

The Big Boss Chinese , also known as Fists of Fury is a 1971 Hong Kong martial arts action film written and directed by Lo Wei, with assistance from Bruce Lee. It stars Lee, Maria Yi, James Tien and Tony Liu. Lees first major film, it was written for James Tien. However, when the films original director, Ng Karseung, was replaced by Lo, Lee was given the leading role instead. Lees strong performance overshadowed Tien, already a star in Hong Kong, and made Bruce Lee famous across Asia.

Hsu Chien James Tien and another cousin go to Hsiaos house to find out what happened to the two cousins. When Hsiao claims he does not know what happened to them, Hsu suspects that Hsiao is hiding something and threatens to go to the police. Hsiao has the duo killed before they can leave the house. When the workers at the ice factory learn that Hsu is missing as well, they start to riot. To ease tensions, Hsiao makes Cheng a foreman, providing him with alcohol and prostitutes. Sun, one of the prostitutes, has sex with Cheng one night after he became drunk at Hsiaos party, and she tells Cheng the truth. Immediately after Cheng leaves, Hsiaos son, Hsiao Chiun, sneaks in and kills Sun by throwing a knife at her heart. Suns body is disposed of in the ice factory, just as Chengs cousins were. The next night, Cheng breaks into the factory and finds the bodies. However, he is discovered by the gangsters.Cheng fights his way out, killing Hsiao Chiun and many gangsters in the process. He returns home to find that almost all of his family have been murdered, while Chiao Mei has gone missing. Cheng exacts revenge by killing Hsiao Mi in a final fight. Once he knows that Chiao Mei is safe, he surrenders to the Thai police when they arrive at Hsiaos house. ........

Source: Wikipedia