Oscar Chartier plays a dangerous double game by selling secret plans to the German and American secret services, to ensure a comfortable future for his daughter, Sophie. But the plans are fake and Chartier decides to get help from his good friend Simon Templar.

Simon Templar
Hoppy Uniatz
Mueller-Strasse
Sophie Chartier
Anita Pavone
Hans
Cesare Pavone
Oscar Chartier
Tonio Cotone
Rico
(uncredited)
(uncredited)