How many movies have Apostolos Frydas and Niki Ktena acted in together?

They have worked on 1 movie together! Their first movie together was Πορεία προς την δόξα: Ο μεγάλος αγώνας (1989) and was their highest rated movie together. They have not worked together since Πορεία προς την δόξα: Ο μεγάλος αγώνας (1989).