How many movies have Alessandro Metz and Paolo Carlini collaborated on?

They have worked on 4 movies together! Their first movie together was Don Chisciotte e Sancio Panza (1968) while their highest rated movie together was Puro siccome un angelo papà mi fece monaco... di Monza (1969). They have not worked together since Un caso di coscienza (1970). They are most known for their comedy films together.