How many movies have Manlio Magara and Roberto Gianviti collaborated on?

They have worked on 3 movies together! Their first movie together was Queste pazze, pazze donne (1964) while their highest rated movie together was Franco, Ciccio and the Cheerful Widows (1968). They have not worked together since Franco, Ciccio and the Cheerful Widows (1968). They are most known for their comedy films together.