History Channel's 'Hunt for the Zodiac Killer'

Throughout the early 1960s and 1970s, the Zodiac Killer, one of history’s most famous unidentified serial murderers, terrorized America in a spree of heinous attacks, sending taunting letters and codes filled with bizarre and ancient symbols. This code has baffled some of the greatest minds in cryptology for over 50 years. HISTORY’s new nonfiction limited series, “The Hunt For The Zodiac Killer” opens up a new investigation into the mystery of this twisted serial assassin. Leading the investigation are retired LAPD homicide detective, Sal LaBarbera, who is one of the most decorated homicide detectives in the country and world renown cold case detective and Marine Corps Veteran Ken Mains.