Where will it all end? What is it getting you? Why don't you go home to your wife? I'll tell you what, I'll go home to your wife and, outside of the improvement, she'll never know the difference.They feared: "He can't be anything else but dead" - therefore, a zombie.When the officer approached closer to their vehicle, Mary ran him over and then plowed into three other zombies, as she drove off from the horrifying scene (captured on Tracy's camera).One of the film's posters emphasized:"Doyle is bad news - but a good cop."The film's raw script was based on Robin Moore's best-selling book of the same name about the ruthless, real-life adventures of idiosyncratic Harlem special narcotics squad officers Eddie Egan (the Doyle character) and Sonny Grosso (the Russo character) - both have small cameo roles in the film and served as technical advisers for the film.Dunson: You mean he took it away from whomever was here before.Indians maybe.Mexican: Maybe so.Dunson: Well, I'm takin' it away from him.Mexican: Others have thought as you, senor.Others have tried.Dunson: And you've always been good enough to stop 'em?Mexican: Amigo, it is my work.Dunson: Pretty unhealthy job.(He backs up and warns Matt.) Get away, Matt.When the Mexican draws first, Dunson outdraws and kills him, and then sends his companion back to Diego with a warning that he land has a new owner.