How many movies have Kostas Karagiannis and Thanos Leivaditis collaborated on?

They have worked on 3 movies together! Their first movie together was Φουκαράδες και λεφτάδες (1970) while their highest rated movie together was Death Kiss (1974). They have not worked together since Επαγγελματίες ρεμάλια (1976).