How many movies have Ivano Staccioli and Roberto Gianviti collaborated on?

They have worked on 5 movies together! Their first movie together was Two Sons of Ringo (1966) while their highest rated movie together was And the Crows Will Dig Your Grave (1971). They have not worked together since And the Crows Will Dig Your Grave (1971). They are most known for their comedy films together.