How many movies have Petr Štěpánek and Zdeněk Marat collaborated on?

They have worked on 6 movies together! Their first movie together was Jak se Mette chtěla stát královnou (1968) while their highest rated movie together was Magnolia (1972). They have not worked together since Švec Janek v pohádkové zemi (1979). They are most known for their fantasy films together.