Mateusz Kościukiewicz as Krystian Bala

Łukasz Simlat as Jacek Sokolski

Zofia Wichłacz as Zofia Bala

Zbigniew Stryj as Komendant

Jan Peszek as Profesor Horowitz

Mirosław Haniszewski as Paweł

Piotr Łukaszczyk as Zibi

Karol Bernacki as Marcin

Michał Meyer as Andy

Magdalena Kuta as Teresa Bala

Bogdan Koca as Stanisław Bala

Michał Puchacz as Krzyś Bala (4 lata)

Kosma Press as Krzyś Bala (8 lat)

Jakub Wons as Mecenas Grochowski

Paweł Tomaszewski as Froggy

Sebastian Stankiewicz as Kamil

Sandra Drzymalska as Mary

Izabela Kuna as Lidia

Maria Seweryn as Nauczycielka

Sylwana Skarżyńska as Sonia