How many movies have Petr Štěpánek and Vlasta Janečková collaborated on?

They have worked on 30 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 Silák a strašidla (1999). They are most known for their family films together.