How many movies have Nelly Gaierová and Václav Hála collaborated on?

They have worked on 3 movies together! Their first movie together was Velký případ malého detektiva a policejního psa Kykýna (1982) while their highest rated movie together was Ples v opeře (1983). They have not worked together since Ples v opeře (1983). They are most known for their music films together.