How many movies have Margarita Gerardou and Mihalis Ballis acted in together?

They have worked on 3 movies together! Their first movie together was Δύσκολοι δρόμοι (1965) while their highest rated movie together was Το Βλακόμουτρο (1965). They have not worked together since My Life Belongs To You (1965). They are most known for their romance films together.