"A secret agent is summoned by the head of a counter espionage organization, to Trieste where he is to unmask a potential enemy operating in Venice."
Jean-Pierre Aumont
as Cyril Dormoy
Carla Del Poggio
as Catherine
Fernand Ledoux
as Thomas Mollert
Marcel Herrand
as Pedro, le directeur du cabaret
Nicolas Vogel
as Jim, le chauffeur de Mollert
Roldano Lupi
as Miguel
Attilio Dottesio
as Baum
Gianni Rizzo
as Le commissaire italien
John Kitzmiller
as Le domestique noir de Miguel
Louis de Funès
as Le Barman
Sophie Sel
as Une employée de l'hôtel
Tancredi
as
Bernard Borderie
Director
Jacques Lemare
Camera Operator
Joseph Kosma
Music
Raymond Borderie
Producer
Writer