Cast
Jan Kurnakowicz
Prof. Jan Quatrini
Tadeusz Cygler
Julian Dobrski
Krystyna Karkowska
Magdalenka
Emil Karewicz
Georg
Lech Ordon
Publisher (uncredited)
Teresa Szmigielówna
(uncredited)
Gustaw Buszyński
Theater Director Ignacy Abramowicz
Ryszard Barycz
Poet
Maria Kaniewska
Moniuszko's Co-Passenger (uncredited)
Bronisław Pawlik
Shopkeeper (uncredited)
Jan Koecher
Stanisław Moniuszko
Barbara Kostrzewska
Paulina Rivoli
Danuta Szaflarska
Countess Krystyna
Janusz Warnecki
Professor
Halina Billing-Wohl
Moniuszka (wife)
Wacław Ścibor-Rylski
Sacchetti
Jerzy Kaczmarek
(uncredited)
Jerzy Duszyński
Włodzimierz Wolski
Tadeusz Pluciński
Painter
Wiesława Kwaśniewska
(uncredited)
Jerzy Pietraszkiewicz
(uncredited)
Stanisław Żeleński
Józef Sikorski, music critic
Jan Ciecierski
Bishop
Kazimierz Opaliński
Theater Records-keeper
Ludwik Sempoliński
Klimowicz
Ludwik Benoit
Sculptor
Bronisław Darski
Porter (uncredited)
Józef Nowak
Student with Flowers (uncredited)
Nina Andrycz
Maria Kalergis
Zenon Burzyński
Tunio
Janina Ordężanka
(uncredited)
Czesław Piaskowski
(uncredited)
Tadeusz Teodorczyk
Reporter (uncredited)
Zdzisław Mrożewski
Count Alfred (as Z. Morzewski)
Aleksander Gąssowski
Jefimow
Henryk Modrzewski
Sennewald