How many movies have Enrico Marciani and Manlio Dalla Pria collaborated on?

They have worked on 3 movies together! Their first movie together was Le inibizioni del dottor Gaudenzi, vedovo col complesso della buonanima (1971) while their highest rated movie together was Fantozzi: White Collar Blues (1975). They have not worked together since Fantozzi: White Collar Blues (1975). They are most known for their comedy films together.