In everyday Polish, the word cudak (plural: cudaki ) is used to describe someone who behaves strangely or dresses in an unusual, colorful, or whimsical way. While it can be used dismissively, it often carries a tone of "lovable eccentric" or someone who doesn't quite fit the standard social mold.

: A researcher and engineer known for his work in telecommunications, specifically in developing autonomous vehicle (AV) systems and 5G network integration. He is also recognized in the ultra-running community for participating in major races like the Keys 100 and the Boston Marathon .

: Struggling to make ends meet, Cudak brings a talented Jewish violinist, Szymon Akerman, out of the ghetto to play at local gigs.

: The film explores the complex relationship between the two men—who were rivals before the war—as they form a precarious partnership for survival amidst the Holocaust. Notable Individuals

: A Polish professor and pedagogue. He has co-edited works regarding European education and peace-building processes within the European Union.