How many movies have Ciccio Ingrassia and Lanfranco Ceccarelli collaborated on?

They have worked on 9 movies together! Their first movie together was Two Gangsters in the Wild West (1964) while their highest rated movie together was Principe coronato cercasi per ricca ereditiera (1970). They have not worked together since Principe coronato cercasi per ricca ereditiera (1970). They are most known for their comedy films together.