How many movies have Josef Engel and Zdeněk Srstka acted in together?

They have worked on 7 movies together! Their first movie together was Four Murders Are Enough, Darling (1971) while their highest rated movie together was Six Bears and a Clown (1972). They have not worked together since The Seventh Day, the Eighth Night (1990). They are most known for their drama films together.