Roberto goes to Marseilles to give a hand to his friend Xavier, wrongly imprisoned following a frame-up organized by his associate Villanova. Roberto sets out to seduce Villanova's mistress, but when Villanova is killed, Roberto ends up leader of the band...

• Da Ma Produzione
• Les Films du Cyclope
• Jean-Paul Belmondo
• Christine Kaufmann
• Pierre Vaneck
• Béatrice Altariba
• Henri Virlogeux
• Mario David
• Pedro Serano
• Charles Moulin