How many movies have Krzysztof Sierocki and Piotr Szczerkowski acted in together?

They have worked on 3 movies together! Their first movie together was Ten okrutny, nikczemny chłopak (1972) while their highest rated movie together was Butterflies (1973). They have not worked together since I Won't Love You (1974). They are most known for their drama films together.