How many movies have Giovanni Fratalocchi and Otello Colangeli collaborated on?

They have worked on 3 movies together! Their first movie together was The Lusty Wives of Canterbury (1972) while their highest rated movie together was Cry of a Prostitute (1974). They have not worked together since How Beautiful Is Bernarda, All Black, All Hot (1975). They are most known for their comedy films together.