How many movies have Josef Borovička and Miloš Ditrich collaborated on?

They have worked on 18 movies together! Their first movie together was Hliněný vozíček (1973) while their highest rated movie together was Opouštět Petrohrad (1991). They have not worked together since Štěstí krále Alfonse (1996). They are most known for their drama films together.