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