Droste, a mild-mannered businessman, was an intelligence expert during World War II. When Droste runs into his old friend Baron Von Straub, the two rekindle a friendship that was interrupted by the war. However, when Von Straub asks Droste to deliver a small package to a friend in West Germany, the befuddled Droste is set up for a series of complicated spy games.
Acting
Lee oozes aristocratic menace; Van Eyck's sweating desperation
Direction
Carstairs squeezes maximum tension from minimal runtime

Director
John Paddy Carstairs
Trivia, insights & behind the scenes
Shot on location in divided Berlin, capturing genuine Cold War atmosphere months before the Wall made such filming impossible.
Released during the peak of 1960s spy mania, this British-German co-production deliberately rejected Bond glamour for sweaty, amateur desperation.