Martin Riggs finally meets his match in the form of Lorna Cole, a beautiful but tough policewoman. Together with Roger Murtaugh, his partner, the three attempt to expose a crooked former policeman and his huge arms racket. The crooked cop (Jack Travis) thwarts them at every turn, mainly by killing anyone who is about to talk, but Murtaugh has personal problems of his own as his family are brought into the equation.

Jonas is a fraudulent faith healer, who uses all the tricks in the book to con the people attending his shows. Jonas and his team of helpers, including Jane who is in need of some romance, travel the country stopping at big towns and cities to put on their show. When one of the trucks breaks down in a small town, Jonas is quick to accept the challenge of making money in this town. His other goal is to seduce Marva, a waitress in the town, but she's a hard nut to crack, as is Will, the local...