Top Fighter
Starring Bruce Lee, Jackie Chan, Sammo Hung, Yuen Biao, Jet Li, Jean-Claude Van Damme, Leung Kar-Yan, Dorian Tan Tao-Liang, Joe Lewis, Jim Kelly
It's a documentary and action & adventure movie, and has a rating of 6.1 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.