How many movies have Kostas Karagiannis and Takis Kalatzis collaborated on?

They have worked on 3 movies together! Their first movie together was Ο σπαγγοραμένος (1967) and was their highest rated movie together. They have not worked together since Ο τρελός τα 'χει 400 (1968). They are most known for their comedy films together.