Based on a true story of a Polish musician who survived the concentration camp only because he could play on the accordion the title melody.
Adam Kamień
as Tadeusz Wyczyński "Bławatek"
Marcin Troński
as Moskwa
Piotr Skiba
as Włodek
Krzysztof Kolberger
as "Kornblumenblau"
Wiesław Wójcik
as "Wesołek"
Marek Chodorowski
as Potato Men Leader
Zygmunt Bielawski
as Artistic Block Leader
Ewa Błaszczyk
as Commandant
Erwin Nowiaszak
as Politics Department Leader
Jerzy Rogalski
as Death Row Guard
Włodzimierz Musiał
as Chef
Adrianna Biedrzyńska
as Prisoner
