A German intelligence officer investigates a prostitute's killing in Warsaw during World War II. He lands on three major Nazi generals as suspects, two of whom are also involved in a plot to kill Adolf Hitler.

• Columbia Pictures
• Horizon Pictures
• Peter O'Toole
• Omar Sharif
• Tom Courtenay
• Donald Pleasence
• Joanna Pettet
• Philippe Noiret
• Charles Gray
• Coral Browne