How many movies have Christos Giannakopoulos and Haris Panayotou collaborated on?

They have worked on 3 movies together! Their first movie together was A Matter of Earnestness (1965) and was their highest rated movie together. They have not worked together since Ο Κέρβερος και το δόλωμα (1987). They are most known for their comedy films together.