How many movies have Sergio Bergamini and Umberto D'Orsi collaborated on?

They have worked on 10 movies together! Their first movie together was Me, Me, Me... and the Others (1966) while their highest rated movie together was Spirits of the Dead (1968). They have not worked together since Theft in the Evening, a Big Coup Hopefully (1973). They are most known for their comedy films together.