How many movies have Eugen Senaj and Štefan Koller collaborated on?

They have worked on 7 movies together! Their first movie together was Štyridsaťštyri (1958) while their highest rated movie together was Námestie svätej Alžbety (1966). They have not worked together since The Sweet Time of Kalimagdora (1968). They are most known for their drama films together.