How many movies have Kostas Bozonis and Omiros Efstratiadis collaborated on?

They have worked on 5 movies together! Their first movie together was Ήταν Άξιος (1982) while their highest rated movie together was Οι πόντιοι (1986). They have not worked together since I Loved a Pontian (1986). They are most known for their comedy films together.