How many movies have Alberto Campi and Ubaldo Arata collaborated on?

They have worked on 3 movies together! Their first movie together was Destiny Unknown (1935) while their highest rated movie together was Scipio Africanus: The Defeat of Hannibal (1937). They have not worked together since Scipio Africanus: The Defeat of Hannibal (1937). They are most known for their drama films together.