After becoming a licensed engineer abroad, Lucyna comes back to Poland and looks for a job. Because her wealthy father thinks it's inappropriate for a girl to work, she decides to put on men's clothes and get a job as Julian Kwiatkowski.
as Lucyna Bortnowska vel Julian Kwiatkowski
as Engineer Stefan Żarnowski
as Countess Renata Czermińska
as Baron Amadeusz Maria de Witz
as Chairman Paweł Bortnowski, Lucyna's father
as Antonina (Tunia) Żmijewska
as Małgosia, Lucyna's nanny
as Woman in the dance hall at "Eldorado"
as Waiter at Parisian restaurant
as Guest at Parisian restaurant
as Headwaiter at "Eldorado"
as Waiter at "Wojtówka" restaurant
as Drunk guest at "Eldorado"
as Toilet attendant at "Eldorado"
as Braun