"The Deadly Challenger" a.k.a. The Challenger (1979)

The Deadly Challenger, also known as 踢馆 or The Deadly Challenger. 

(Synopsis): Shaw Brothers superstars David Chiang and Tsui Siu Keung star as two top class kung fu fighters who challenge all the top kung fu masters in the land, one motivated by revenge, the other by greed. Overview: Shaw Brothers superstars David Chiang and Tsui Siu Keung star as two top class kung fu fighters who challenge all the top kung fu masters in the land, one motivated by revenge, the other by greed. The two fighters team up to face their ultimate challenge in the form of Master Pao, played by Philip Ko. Without doubt one of the jade screen’s greatest ever end fights

Starring: David Chiang, Norman Chu, Lily Li Li-Li, Phillip Ko Fei, Eric Tsang Chi-Wai, Huang Ha, Peter Chan Lung, Mars, Tai Bo, Alan Chan (Gwok Kuen), Chan Dik Hak, Alan Chui (Chung San), Benny Lai (Keung Kuen 

Director: Eric Tsang Chi Wai, Producer: Lo Wei, Action Director: Huang Ha, Chik Ngai Hung, Bonus Fights, Language: English, Running time: 87 minutes.