An important drug lord settled in Marseille is suspected of having ordered the killing of an American agent, but it is impossible to impute him due to his political influences, so the dead agent's boss decides to hire the services of a hitman to kill him.

• Productions et Éditions Cinématographiques Françaises
• Kettledrum Films
• Michael Caine
• Anthony Quinn
• James Mason
• Maurice Ronet
• Alexandra Stewart
• Maureen Kerwin
• Catherine Rouvel
• Marcel Bozzuffi