How many movies have Orfeas Zahos and Pantelis Filippides collaborated on?

They have worked on 5 movies together! Their first movie together was Gerontokoros (1967) while their highest rated movie together was The Grouch (1969). They have not worked together since Κάθε Κατεργάρης Στον Πάγκο Του (1969). They are most known for their comedy films together.