How many movies have Ivan Olbracht and Vladimír Hlavatý collaborated on?

They have worked on 3 movies together! Their first movie together was Anna the Proletarian (1953) while their highest rated movie together was Stařeček vavříny vídeňské slávy ověnčený aneb Zpronevěra (1988). They have not worked together since Podivné přátelství herce Jesenia (1990). They are most known for their drama films together.