How many movies have Romolo Guerrieri and Saverio D'Eugenio collaborated on?

They have worked on 6 movies together! Their first movie together was There Is a Path in the Sky (1957) while their highest rated movie together was Aphrodite, Goddess of Love (1958). They have not worked together since Queste pazze, pazze donne (1964). They are most known for their comedy films together.