Marta Lipińska as Grzegorz's Girlfriend

Marian Kociniak as Grzegorz Warecki

Andrzej Szajewski as Jerzy Kardas

Tadeusz Kalinowski as Feliks Kudaśko

Władysław Dewoyno as Conductor

Jacek Domański as Tadeusz

J. Fahrenholz as

Mieczysław Jasiecki as

J. Kledzik as

Hieronim Konieczka as Reformatory Director

Henryk Maruszczyk as Henryk Leszczyński

Leonard Pietraszak as Lieutenant

L. Pisarek as

Ryszard Sadowski as Stach

Bolesław Smela as Bilewicz

Romuald Szejd as Karol

Teresa Ryłko-Szymańska as Teacher (uncredited)

Jolanta Umecka as Teacher (uncredited)