A young locksmith, Jerzy, builds an airplane. By chance, he meets the Brazilian millionaire Tomasz Kotlica and his daughter Janina. Witold Siemacki, an aviator, stands in the way of Jerzy's career and happiness.
as Tomasz Kotlica, polski milioner z Brazylii
as Janina, córka Kotlicy
as Jerzy Zamiejski
as Witold Siemiacki
as Mechanik Wincenty Drucik
as Felcia, narzeczona Wincentego
