 Gustaw HoloubekKuba Kowalski | Kuba Kowalski |
 Aleksandra ŚląskaKrystyna | Krystyna |
 Teresa SzmigielównaKuba's Old Love | Kuba's Old Love |
 Tadeusz FijewskiWładek | Władek |
 Stanisław MilskiRybicki | Rybicki |
 Władysław DewoynoElectrician Władek | Electrician Władek |
 Tadeusz GwiazdowskiSupt. Zenek | Supt. Zenek |
 Juliusz GrabowskiWaiter | Waiter |
| MMarian JastrzębskiTailor | Tailor |
 Emil KarewiczWaiter Gienek | Waiter Gienek |
 Roman KłosowskiElectrician Janek | Electrician Janek |
 Ignacy MachowskiSergeant | Sergeant |
| HHelena MakowskaBarmaid | Barmaid |
 Igor PrzegrodzkiKuba's Friend | Kuba's Friend |
 Zygmunt ZintelHarmonist Poldek | Harmonist Poldek |
 Stefan BartikBar Patron (uncredited) | Bar Patron (uncredited) |
 Adolf Chronicki(uncredited) | (uncredited) |
 Władysław GłąbikViolinist (uncredited) | Violinist (uncredited) |
 Cezary JulskiMan Assaulting Kuba (uncredited) | Man Assaulting Kuba (uncredited) |
 Tadeusz KalinowskiSinger (uncredited) | Singer (uncredited) |
 Wacław KowalskiKostek (uncredited) | Kostek (uncredited) |
 Jan MachulskiMilitiaman (uncredited) | Militiaman (uncredited) |
 Henryk ModrzewskiCashier (uncredited) | Cashier (uncredited) |
 Irena NettoBarkeeper in a Cafe (uncredited) | Barkeeper in a Cafe (uncredited) |
| ZZdzisław Jan NowickiMilitiaman (uncredited) | Militiaman (uncredited) |
| LLudomir OlszewskiShoeshiner (uncredited) | Shoeshiner (uncredited) |
 Józef PierackiFlower Seller (uncredited) | Flower Seller (uncredited) |
| CCyryl PrzybyłMilitiaman (uncredited) | Militiaman (uncredited) |
 Włodzimierz SkoczylasBar Patron (uncredited) | Bar Patron (uncredited) |
 Kazimierz StankiewiczBeer Supplier (uncredited) | Beer Supplier (uncredited) |
