On screen
Cast
21 credited performers
Renée Saint-Cyr
Patricia
Aimé Clariond
Professor Gallois
Henri Vidal
Alain de Saulieu
Gabrielle Fontan
Madame Durtain
Artwork unavailable
Marie-Thérèse Moissel
Character not listed
Artwork unavailable
Hélène Bellanger
Character not listed
Robert Favart
Philippe, professor's assistant
Artwork unavailable
Gaston Girard
Character not listed
Roger Rudel
Character not listed
Nathalie Nattier
Germaine, nurse
Denise Grey
Madame d'Evremond
Marguerite de Morlaye
(uncredited)
Artwork unavailable
Charlotte Ecard
(uncredited)
Luce Fabiole
War widow (uncredited)
Georges Gosset
(uncredited)
Paul Ollivier
(uncredited)
Julienne Paroli
(uncredited)
Marcelle Rexiane
(uncredited)
Artwork unavailable
Mademoiselle Rischmann
(uncredited)
Artwork unavailable
Jean-Charles Thibault
(uncredited)
Charles Vissières
(uncredited)