Czesław Roszkowski

as Barski

as Flaw Commitee Member

as profesor (1 episode)

as Bein

as Mikołaj Kotula

as Telegram Carrier

as Wacław Kawanias

as Teacher

as Jonasz Reguła

as Counselor Baczyński / Koziołek, lost-and-found office worker

as Agnieszka's neighbor (uncredited)