Dubois

Police Commissioner Robert Renard

Tracing Service Clerk

Grotier (uncredited)

Alphonse

Joubert

Jerome Kitzel

Cognac Pete

La Badie

John Mudd (uncredited)

Monsieur Malaquaise

Louis Foral

Purser (uncredited)

Jacques Carnet

Guillaumin

Father Barraud (uncredited)

Prof. Romaine (uncredited)

Prof. Roland Pavin

Antique Dealer

Louis Chabonet

Edward Durant

Count D'Arignon

Police Inspector at Sophie's Death (uncredited)