How many movies have Giannis Chartomatzidis and Kostas Triantafyllopoulos collaborated on?

They have worked on 1 movie together! Their first movie together was Αδελφή μου... αγάπη μου (1986) and was their highest rated movie together. They have not worked together since Αδελφή μου... αγάπη μου (1986).