How many movies have Pantelis Filippides and Takis Kalatzis collaborated on?

They have worked on 4 movies together! Their first movie together was Eva Has Not Sinned (1965) while their highest rated movie together was Ο σπαγγοραμένος (1967). They have not worked together since Ο τρελός τα 'χει 400 (1968). They are most known for their comedy films together.