Générique complet
Promesse à l'inconnue
Charles Vanel
Bernard Parker
Claude Dauphin
Jean Cartier
Madeleine Robinson
Françoise Parker
Henri Guisol
Duvernier
Marcel André
Chancellin
AF
Alexandre Fabry
Father Honoraz
Charlotte Clasis
Mother Honoraz
Jacques Tarride
Jeweler
Gisèle Alcée
Young girl
Manuel Gary
Sailor of the Phocéa
Lucien Callamand
Bréchard
Robert Dalban
Commissioner Andréani
Pierre Brasseur
Lussac
Nicolas Amato
Station master (uncredited)
JB
Jacques Breteuil
Announcer (uncredited)
JC
Jean Clarens
(uncredited)
Gaston Séverin
Secretary of the Goncourts (uncredit)(
