Cudowne dziecko

Daria Trafankowska

Piotr's Mother

Mariusz Benoit

Piotr's Father

Ян Махульский

Colonel

Maciej Szary

Jacek's Father

Danuta Kowalska

Małgosia's Mother

Grażyna Szapołowska

Michał's Mother

Andrzej Szczepkowski

Headmaster

Andrzej Blumenfeld

Piotr's Teacher

Эва Бяла

Nurse (uncredited)

Zbigniew Bielski

Barkeeper (uncredited)

Ян Хенч

Professor (uncredited)

Wojciech Mann

Orchestra Director (uncredited)

Bogusława Pawelec

Journalist (uncredited)

Piotr Polk

Nurse (uncredited)

Zbigniew Suszyński

Spectator (uncredited)

Михал Шевчик

Policeman (uncredited)

Zdzisław Szostak

Conductor (uncredited)

Stefan Wójcicki

Policeman / Soldier (uncredited)

Rusty Jedwab

Piotr Meller

Edward Garson

Aleksander

Władysław Kowalski

Police Chief

Natasza Maraszek

Małgosia

Tomasz Klimasiewicz

Michał

Maria Robaszkiewicz

Jacek's Mother