Jadwiga and Karol, siblings leaving in Western Poland learn that the man that has raised them is not their biological father.
| Actor | Role |
|---|---|
 Tadeusz KalinowskiŚwieca | Świeca |
 Marian KociniakKarol | Karol |
 Krystyna MikołajewskaJadwiga / Hanka | Jadwiga / Hanka |
 Roland GłowackiHans Kruger | Hans Kruger |
 Elżbieta GorzyckaHelka, Karol's sister | Helka, Karol's sister |
 Krzysztof LitwinFranek, Karol's brother | Franek, Karol's brother |
 Gustaw LutkiewiczChlebek | Chlebek |
 Irena NettoHans' Mother | Hans' Mother |
 Jerzy NowakKranz | Kranz |
 Ryszard PietruskiDrewniak | Drewniak |
 Tadeusz PlucińskiJadwiga's Boyfriend | Jadwiga's Boyfriend |
 Ludwik BenoitStationmaster | Stationmaster |
 Zygmunt BielawskiNot listed | Not listed |
 Aleksander FogielSoviet Colonel | Soviet Colonel |
 Wiktor GrotowiczDoctor | Doctor |
 Ryszard KotysSentry | Sentry |
 Mieczysław ŁozaRailwayman | Railwayman |
 Ferdynand MatysikGrisza | Grisza |
| AAlbert NarkiewiczNot listed | Not listed |
 Witold PyrkoszChlebek (voice) | Chlebek (voice) |
| RRyszard SadowskiNot listed | Not listed |
 Jerzy SmykNot listed | Not listed |
 Romuald SzejdNot listed | Not listed |
 Adam WolańczykNot listed | Not listed |
 Maria ZbyszewskaStationmaster's Wife | Stationmaster's Wife |
| AAdela ZgrzybłowskaNot listed | Not listed |