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Taking a deep dive into serial killers' depraved psyches to reveal their darkest secrets.
  • Killer Caller
    Episode 143 mins
    Minnesota police hunt for a killer caller who confesses to a string of murders.
  • Deadly Summer
    Episode 243 mins
    In the summer of 1976, the NYPD are chasing a man shooting at couples in parked cars.
  • Deadly Design
    Episode 343 mins
    Brooklyn shopkeepers are afraid of closing time.
  • The Other Zodiac
    Episode 443 mins
    In the 1990s, New York is on edge as a killer leaves coded clues at crime scenes.
  • The Smell of Death
    Episode 543 mins
    Young men go missing around Chicago during the 1970s; evidence leads police to a model citizen.
  • Hunted to Death
    Episode 643 mins
    Police find a string of murdered women in shallow graves in remote areas of the Alaskan wilderness.
  • Collar and Leash Killer
    Episode 743 mins
    Numerous women are found dead with a unique ligature that looks like a dog collar and leash.
  • Killer Athlete
    Episode 843 mins
    The I-5 corridor in California is taken over by a brazen bandit who terrorizes the highway.
  • Bound to Kill
    Episode 943 mins
    A serial killer taunts Wichita, Kansas for decades with brazen letters.
  • Keys to a Killer
    Episode 1043 mins
    In the 1990s, Louisiana is terrorized by multiple serial killers.

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