The bayonet used by the German officer to open the beanbag was not a German product. It seemed to be a Turkish style 1890 bayonet.
When Shipierman was told that he had to leave the apartment where he was hiding for the first time, his hair and hairstyle were separated and hung on both sides of his face. In the next shot, he sits down and smokes, all his hair is combed back without being separated.
After the plate was smashed, Shipelman had to leave the place where he first hid, with obvious beard stubble on his face. However, after he arrived at Dorota's house in the following scene, his beard was already shaved cleanly.
At the end of the credits, Schipperman was playing, and the piano's trademark indicated "Steinway & Sons". This is a modern style, and it should have been produced in the 1990s.
As Shipeman crossed the bridge, the same extra wearing glasses passed by him twice in two shots.
