The Torso Killer Confessions delves into the decades long journey of Detective Robert Anzilotti as he works to bring justice to cold case victims linked to serial killer Richard Cottingham. The special goes behind the scenes, exploring the relationship between the two men, and how that relationship culminated in Cottingham's recent headline-making confessions. Through in-depth interviews with Anzilotti, never-before-heard audio tapes of the men's conversations, intimate exclusive footage, and multiple confessions from Cottingham, the special is a rare look into an unrelenting journey for the truth against the odds.