How many movies have Gabriela Globočníková and Helena Vondráčková collaborated on?

They have worked on 2 movies together! Their first movie together was Zpívající film (1973) while their highest rated movie together was How to Drown Dr. Mracek, the Lawyer (1975). They have not worked together since How to Drown Dr. Mracek, the Lawyer (1975).