How many movies have Josef Šťovíček st. and Vojtěch Kunčík collaborated on?

They have worked on 6 movies together! Their first movie together was Poslední výstřel Davida Sandela (1972) while their highest rated movie together was I Wouldn't Leave Tereza for Any Other Girl (1976). They have not worked together since The Explosion Will Be at Five (1985).