How many movies have Carlo Rustichelli and Renato Malavasi collaborated on?

They have worked on 7 movies together! Their first movie together was Half a Century of Song (1952) while their highest rated movie together was Me, Me, Me... and the Others (1966). They have not worked together since Beautiful, Rich, Slight Physical Defect, Seeks Soulmate (1973). They are most known for their comedy films together.