How many movies have Christo Nenov and Zoya Sharlandzhieva collaborated on?

They have worked on 2 movies together! Their first movie together was The White Odyssey (1973) while their highest rated movie together was Khan Asparukh - Part I - Phanagoria (1981). They have not worked together since Khan Asparukh - Part I - Phanagoria (1981).