How many movies have Jiří Svetozar Kupka and Vladimír Opletal collaborated on?

They have worked on 3 movies together! Their first movie together was Strom vědění dobrého (1976) while their highest rated movie together was Noc rozhodnutí (1993). They have not worked together since Noc rozhodnutí (1993). They are most known for their drama films together.