How many movies have Karel Vacek and Ludmila Šafářová collaborated on?

They have worked on 2 movies together! Their first movie together was Známost sestry Aleny (1973) while their highest rated movie together was Howling II: Stirba - Werewolf Bitch (1985). They have not worked together since Howling II: Stirba - Werewolf Bitch (1985).