How many movies have Fosco Giachetti and Romolo Marcellini collaborated on?

They have worked on 2 movies together! Their first movie together was Sentinels of Bronze (1937) 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).