How many movies have Hristos Valavanidis and Nikos Zervos collaborated on?

They have worked on 3 movies together! Their first movie together was Bitter Movie (1983) while their highest rated movie together was Patris, listeia, oikogeneia (1987). They have not worked together since Καρδιακός Φίλος (2005). They are most known for their comedy films together.