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