Plot Synopsis

UNMASKING A KILLER is a five-part docuseries that profiles the terrifying real-life story of the Golden State Killer -- a man responsible for a staggering 51 attacks and 12 murders in California. Investigators have searched for the sadistic criminal for 40 years and with recent evidence suggesting he may still be alive, in 2016 the FBI Sacramento announced a national campaign and $50,000 reward to identify the perpetrator, who was first as the East Area Rapist, then the Original Night Stalker, and now the Golden State Killer. This series takes an in-depth look at the manhunt, patterns, escape methods and mind games of the Golden State Killer, raising a key to catching the criminal --
potentially linking him to another series of unsolved crimes. Interviews with investigators, law enforcement and victims, who have never spoken out publicly, offer information to help solve the mystery of a man who has managed to fly successfully under the radar for decades.

On the same day as the series premiere, HLN launched a weekly true-crime podcast, hosted by Joke Fincioen and Biagio Messina, which examines the newest theories and FBI evidence with exclusive guests tied to the crimes, bringing listeners one step closer to finding one of the nation's most dangerous predators. The podcast features never-before-heard analysis from Detective Sgt. Ken Clarke of Sacramento Sheriff's Department plus bonus content that didn't make it into the television series and in-depth commentary by Paul Holes, Contra Costa DA investigator, Carol Daly, retired Sacramento County Sheriff's Department investigator, Jane Carson, a Golden State Killer victim, who appear in the on-screen program.
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On Sunday, April 15, 2018 at 9pm ET/PT, HLN premiered "Is the Killer Still Out There?," the season finale of UNMASKING A KILLER. Investigators analyze evidence and explore the various theories as to the identity of the Golden State Killer, what job could have afforded him the time to perpetrate his heinous crimes, and where he could he have possibly lived.