Générique complet
Interpol contre X
Howard Vernon
Inspector Jackson
Maria Vincent
Madeleine
Andrex
Mathias
Junie Astor
Magda
Marcel Pérès
Victor Belloy
Joëlle Bernard
Lucy
Pauline Carton
Louise Belloy
Frédéric O'Brady
Mike
Robert Dalban
Commissioner Meunier
Roland Bailly
Chando
Georges Bever
Morgue keeper
Fernand Rauzéna
Commissioner Masson
JB
Jacques Bourgeois
Ronald Bell
ED
Edgar Duvivier
PG
Paul Grandjean
RL
Robert Lassus
Pierre Moncorbier
HM
Habib Mustapha
Contact in Istanbul
Marcel Duhamel
(uncredited)
Michel Garland
(uncredited)
FK
Fernand Kindt
(uncredited)