How many movies have Marino Girolami and Vittorio Biseo collaborated on?

They have worked on 4 movies together! Their first movie together was Le tardone (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.