How many movies have Frank Colson and Vittorio De Sica collaborated on?

They have worked on 2 movies together! Their first movie together was Mamma mia, che impressione! (1951) while their highest rated movie together was The Monte Carlo Story (1956). They have not worked together since The Monte Carlo Story (1956).

Role
Walter Peeples, the 1st American
Role
Count Dino della Fiaba