Cast
Witold Skaruch
Kasperski
Iwona Słoczyńska
Teacher
Maria Homerska
Professor Mareszowa
Barbara Ludwiżanka
Ludka's Aunt
Agnieszka Fitkau
Stefan's Lover
Ewa Mirowska
Store Clerk
Janina Borońska
Ludka Balwikówna (voice)
Zbigniew Płoszaj
Anna Seniuk
Eliza
Janusz Bukowski
Stefan
Tadeusz Pluciński
Neighbour's Business Partner
Jerzy Zygmunt Nowak
Institute Assistant (uncredited)
Elżbieta Starostecka
Jadzia (voice) (uncredited)
Jan Machulski
Ludka's Neighbour
Aleksander Sewruk
Ludka's Father
Małgorzata Lorentowicz
Parents' Committee Member