A seductive and ruthless spy in the service of Germany steals state secrets- including the formula for poison gas-from England and France during World War I. British intelligence, in turn, tries to hunt her down.

• DDL Cinematografica
• Avala film
• Suzy Kendall
• Kenneth More
• Nigel Green
• Alexander Knox
• Olivera Katarina
• Capucine
• James Booth
• Andreina Paul