How many movies have Józef Pieracki and Kazimierz Siczek collaborated on?

They have worked on 9 movies together! Their first movie together was The Road West (1961) while their highest rated movie together was Mrs. Hanka's Diary (1963). They have not worked together since Lokis: A Manuscript of Professor Wittembach (1970). They are most known for their drama films together.