How many movies have Gabriele Crisanti and Otello Colangeli collaborated on?

They have worked on 4 movies together! Their first movie together was The Lusty Wives of Canterbury (1972) while their highest rated movie together was Decameron 4 (1972). They have not worked together since How Beautiful Is Bernarda, All Black, All Hot (1975). They are most known for their comedy films together.