The Razor's Edge, 67min., Greece
Directed by Christos N Karakasis, Χρήστος Ν Καρακάσης
The first Greek documentary about the art of Kung Fu by the Director and Producer Christos N. Karakasis with the central figure being the teacher Sifu Kyriakos Eleftheriou.

https://www.imdb.com/title/tt321436...