How many movies have Hana Petřinová and Jaroslav Štercl collaborated on?

They have worked on 1 movie together! Their first movie together was Silvestr budiž pestr aneb Do půlnoci mnoho času nezbývá (1972) and was their highest rated movie together. They have not worked together since Silvestr budiž pestr aneb Do půlnoci mnoho času nezbývá (1972).