How many movies have Carlo Di Palma and Franco D'Achiardi collaborated on?

They have worked on 3 movies together! Their first movie together was I morti non pagano tasse (1952) while their highest rated movie together was Tripoli, bel suol d'amore (1954). They have not worked together since Tripoli, bel suol d'amore (1954). They are most known for their comedy films together.