How many movies have Jerzy Matuszkiewicz and Leon Jankowski collaborated on?

They have worked on 10 movies together! Their first movie together was What Will My Wife Say to This? (1958) while their highest rated movie together was How I Unleashed World War II, Part I: The Escape (1970). They have not worked together since Złote koło (1971). They are most known for their comedy films together.