How many movies have Wacław Kowalski and Władysław Milczarek acted in together?

They have worked on 1 movie together! Their first movie together was Jeszcze słychać śpiew. I rżenie koni... (1971) and was their highest rated movie together. They have not worked together since Jeszcze słychać śpiew. I rżenie koni... (1971).