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