Season 1
6 episodes
0 min. per episode
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A relentless detective confronts haunting secrets as she unravels the chilling lives of America's unrecognized serial killers.
Episodes
Operating in the 1970s and 1980s, he confessed to killing 12 people in Texas and Michigan. Investigators thinks he had killed more. Despite this, he was almost released on parole, before an eyewitness from decades prior came forward.
In the '90s, a deranged killer stalks women in Riverside, California, claiming the lives of 13. When a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.
Five corpses are found on the Florida hog trails. The investigation stalls until a men narrowly escape the offender clutches. Years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.
Multiple unidentified bodies are found inside barrels in a New Hampshire forest. Decades later, a murder 3,000 miles away reveals their connection to a serial predator who changes his identity after every violent kill.
From 2001 the bodies of 12 black women start to surface in Missouri and Illinois. As the investigation intensifies the killer start to taunts authorities.
Lesser-known but equally lethal killers are revealed through interviews with police and victims' contacts, showing how these murderers stayed undetected while continuing their deadly sprees.