A young nurse only has one ampule of medicine. She is faced with the dilemma of which of the two patients to save.
| Actor | Role |
|---|---|
 Barbara WałkównaDorota Malecka | Dorota Malecka |
 Bogusz BilewskiMichał Jurewicz | Michał Jurewicz |
| JJerzy HoreckiPiotr Malecki | Piotr Malecki |
| LLucjana BrackaMaria | Maria |
| HHenryk NowakZygmunt Górski | Zygmunt Górski |
 Pelagia Relewicz-ZiembińskaGórska | Górska |
 Jerzy BlockPharmacist | Pharmacist |
 Halina Buyno-ŁozaDorota's Maid | Dorota's Maid |
| NNina GrudnikNot listed | Not listed |
 Zdzisław LeśniakHospital Patient | Hospital Patient |
 Tadeusz OrdeygMartyniak | Martyniak |
 Józef PierackiAttorney | Attorney |
 Andrzej PolkowskiEngineer | Engineer |
 Irena SzymkiewiczNurse | Nurse |
| TTeresa WatrasNot listed | Not listed |
| RRyszard WojtylloNot listed | Not listed |
| CC. WiśniewskaNot listed | Not listed |
 Emilia ZiółkowskaNot listed | Not listed |
 Henryk HunkoPatient (uncredited) | Patient (uncredited) |
 Zbigniew Koczanowicz(uncredited) | (uncredited) |
 Juliusz Lubicz-LisowskiDoctor (uncredited) | Doctor (uncredited) |