Copenhagen, Denmark, 1962. When a high-ranking Soviet official decides to change sides, a French intelligence agent is caught up in a cold, silent and bloody spy war in which his own family will play a decisive role.

• Universal Pictures
• Alfred J. Hitchcock Productions
• Frederick Stafford
• Dany Robin
• John Vernon
• Karin Dor
• Michel Piccoli
• Philippe Noiret
• Claude Jade
• Michel Subor