Nicolas Pappas and Léon Dubois, two particularly calamitous killers, arrive in Paris, where a gangster boss in need of "staff", Jo Laguerre, hires them to cover the escape of the perpetrators of a hold-up. They get away with it as best they can and then find themselves in charge of liquidating a certain "Magnum"...
as Nicolas Pappas
as Léon Dubois
as Jo Laguerre
as La Prudence
as Magnum
as Valérie
as The armorer
as Raoul Bertrand
as The man with the dog
as Laguerre's henchman
as Magnum's henchman
as Prudence's student
as A member of the order service (uncredited)