Richard Fleischer repeatedly turned down Dino De Laurentiis' overtures to direct the film. He ultimately relented when he realized that the best way to make the film was to shoot it straight and tell the story as truthfu…

程家三兄弟为平易近除害，是以而惹末路了地煞（权永文 饰）和天煞（任世冠 饰），遭到两人报复。垂老惨死于屠刀之下，老二程振南（田俊 饰）和老三程振北（陈慧楼 饰）分袂带着他们的儿子阿龙（成龙 饰）和阿栋（惠天赐 饰）踏上流亡的旅…