How many movies have Giorgos Vasos and Michalis Varvaressos collaborated on?

They have worked on 1 movie together! Their first movie together was Μια Τρελή Τρελή Νύχτα (1989) and was their highest rated movie together. They have not worked together since Μια Τρελή Τρελή Νύχτα (1989).