He, producer Alberto Grimaldi and Sergio Leone had no plans, but with their blessing, Vincenzoni pitched an idea about "a film about three rogues who are looking for some treasure at the time of the American Civil War".
Han, producenten Alberto Grimaldi og Sergio Leone havde ingen planer, men med deres velsignelse udviklede han en ide om "en film om tre bøller, som leder efter en skat under den amerikanske borgerkrig".