How many movies have Dionysis Papagiannopoulos and Govanni Mougnai collaborated on?

They have worked on 3 movies together! Their first movie together was Lisa, Tosca of Athens (1959) while their highest rated movie together was Each With Their Own Madness... (1980). They have not worked together since Each With Their Own Madness... (1980). They are most known for their comedy films together.