Knockabout
After being cheated out of some money, two small time crooks convince a martial arts expert to take them on as students.
Starring Yuen Biao, Sammo Hung, Lau Kar-Wing, Leung Kar-yan, Karl Maka, Lee Hoi-Sang, Mars, Lau Tin-Chi, Lam Ching-Ying, Wang Kuang-Yu
Watch "Knockabout" from streaming services Fubo TV, Imdb TV (Prime), Plex Free and several more released in 1979. It's a action & adventure and comedy movie, and has a rating of 7.2 out of 10 from Imdb which is usually fine for this kind of movie.