Guest Stars Ed O'Neill as FBI Agent Arthur Lawson Paul Hecht as Sam Kovics Cheryl Giannini as Mrs. Lawson Co Starring Julio Oscar Mechoso as Lester Kosko Gary Richardson as FBI Agent Mark Russo Brent Jennings as Jiveman Julian Byrd as FBI Agent Dennis Doyle Mel Jones as FBI Agent Calman Clayburn Ted Zurkowski as Jimmy Duncan Suzy Amis as Penny McGraw