How many movies have Szymon Rona and Tadeusz Szlenkier acted in together?

They have worked on 1 movie together! Their first movie together was Moniuszko: Halka (Opera Nova in Bydgoszcz) (2019) and was their highest rated movie together. They have not worked together since Moniuszko: Halka (Opera Nova in Bydgoszcz) (2019).