How many movies have Gino Santarelli and Giulio Mastrantonio collaborated on?

They have worked on 6 movies together! Their first movie together was Dio li fa poi li accoppia (1982) while their highest rated movie together was Soldati - 365 all'alba (1987). They have not worked together since Soldati - 365 all'alba (1987). They are most known for their comedy films together.