René Lambertain
Jan Kiepura
Denise Vernier
Mártha Eggerth
Anita
Mimi Shorp
Biscot
Karl Skraup
Frau Barbouche
Louise Kartousch
Theaterarzt
Hans Brand
Inspizient der Oper
Ray Neudörffer
Charles Fouqué, Operndirektor
Robert Valberg
Arzt von Denise
Karl Ehmann
Pierre Casale
Paul Kemp
Aristide Boupon
Theo Lingen
André Dupré
Oskar Sima
Didier Blanchon
Fritz Imhoff
Professor Delumat
Richard Romanowsky
Lolotte Diridon
Lizzi Holzschuh
Francois Vernier
Alfred Gerasch
Octave de Croisson (as Carl Günther)
Karl Günther
Dialogue
Director
Géza von Bolváry
Novel
Henri Murger
Music
Robert Stolz
Director of Photography
Franz Planer
Editor
Hermann Haller
Producer
William A. Szekeley
Adaptation
Ernst Marischka
Production Design
Hans Ledersteger