How many movies have Antonio Cantafora and Pier Luigi Santi collaborated on?

They have worked on 3 movies together! Their first movie together was ...e continuavano a mettere lo diavolo ne lo inferno (1973) while their highest rated movie together was Supermen Against the Orient (1973). They have not worked together since Supermen Against the Orient (1973). They are most known for their comedy films together.