Bolek, a young locksmith’s apprentice, fights off two suspicious men to defend a friend and, fleeing the police, hides at a party where guests mistake him for the wealthy but naïve Lolek.

Adolf Dymsza
Lolo Charkiewicz / Bolek Cybuch

Antoni Fertner
Mister Brown
Janina Wilczówna
Krysia
Alina Żeliska
Marysia

Michał Znicz
Professor Morini

Władysław Grabowski
Jan

Andrzej Bogucki
Lolo's Mate

Feliks Chmurkowski
Lolo's Father

Maria Chmurkowska
Lolo's Aunt
Janina Janecka

Jerzy Kobusz
Janek

Zdzisław Karczewski
Franek
Helena Cary
Mieczysław Winkler
Jadwiga Bukojemska