"The Hot, The Cool And The Vicious" a.k.a. (Nan Quan Bei Tui Zhan Yan Wang) (1976)

The Hot, the Cool, & the Vicious, also known as Naam Kuen Bak Tui Chim Ming Wong, Nan Quan Bei Tui Zhan Yan Wang, 
Lee Tung Chung, le maître de Blackstoneis a 1976 kung fu film starring Dorian Tan Tao-liang, Wong Tao, and Tommy Lee.

(Synopsis): To determine which one of them possesses the best leg fighting technique, three kung fu experts embark on a series of competitions to see who’s the ultimate kung fu master.

Starring: Dorian Tan (Tao Liang) ,Don Wong Tao ,Phillip Ko Fei ,Lung Fong ,Suen Ga Lam ,George Wang Jue ,Lau Yin Ko ,Gam Ming ,Ga Hoi ,Sit Hon ,Chui Chung Hei ,Man Chung San ,Lee Keung ,Yeung Gam Yuk ,Che Yuen ,Mau Ging Shun ,Cheng Chiu ,Tan Tao Kung

Director: Lee Tso Nam, Producer: Huang Feng, George Wang Jue, Action Director :Tommy Lee Gam Ming, Language(s): English, Mandarin, Running time: 83 minutes.