How many movies have Anna Lewandowska and Leon Jankowski collaborated on?

They have worked on 6 movies together! Their first movie together was A Lady from the Window (1964) while their highest rated movie together was How I Unleashed World War II, Part I: The Escape (1970). They have not worked together since How I Unleashed World War II, Part II: Following the Arms (1970). They are most known for their comedy films together.