How many movies have Miroslav Hájek and Valérie Čižmárová collaborated on?

They have worked on 3 movies together! Their first movie together was Půlnoční kolona (1973) while their highest rated movie together was How to Drown Dr. Mracek, the Lawyer (1975). They have not worked together since Summer with a Cowboy (1976). They are most known for their comedy films together.