How many movies have Giancarlo Marin and Giulio Mastrantonio collaborated on?

They have worked on 7 movies together! Their first movie together was L'importante è non farsi notare (1979) while their highest rated movie together was Occhio, malocchio, prezzemolo e finocchio (1983). They have not worked together since Arrivederci e grazie (1988). They are most known for their comedy films together.