Howard Vernon
Inspector Jackson
Maria Vincent
Madeleine
Andrex
Mathias
Junie Astor
Magda
Marcel Pérès
Victor Belloy
Joëlle Bernard
Lucy
P
Pauline Carton
Louise Belloy
Frédéric O'Brady
Mike
Robert Dalban
Commissioner Meunier
Roland Bailly
Chando
Georges Bever
Morgue keeper
Fernand Rauzéna
Commissioner Masson
J
Jacques Bourgeois
Ronald Bell
E
Edgar Duvivier
P
Paul Grandjean
R
Robert Lassus
Pierre Moncorbier
H
Habib Mustapha
Contact in Istanbul
Marcel Duhamel
(uncredited)
Michel Garland
(uncredited)
F
Fernand Kindt
(uncredited)