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The Devil You Know

This true crime series offers a unique glimpse into the twisted world of the worst criminals on file. Riddled with shocking details, The Devil You Know gives access to the stories of the heartbroken victims and the heatless criminals they loved, offering a rare insight to the criminal mind.
20138 episodes
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  1. S4 E1 - The Perfect Husband
    September 28, 2013
    A beautiful psychology student vanishes without a trace in Manhattan. Was her plastic surgeon husband responsible? Her grieving sister, Alayne Katz, believes so, and almost loses hope that justice will ever be served until a grisly discovery is made.
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  2. S4 E2 - The Family Man
    October 5, 2013
    1 h 2 min
    As women are attacked on the streets of Ocala, Florida; a mother begins doubting her devoted husband and the father of her three children. Melissa Fountain's life will be turned upside down when she learns the truth about her soul mate.
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  3. S4 E3 - Civil War Serial Killer
    October 12, 2013
    As young women go missing across the Midwest, police are on the hunt for a twisted serial killer. A confidential informant goes inside a maximum security prison to find answers.
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  4. S4 E4 - Under the Melting Snow
    October 19, 2013
    A sister suspects her troubled brother knows more than he should about women who are missing from the streets of Edmonton. She makes a shocking discovery when she looks inside his hockey bag.
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  5. S4 E5 - Secret Agent Dad
    October 26, 2013
    A devoted son supports his dad through cancer treatment, only to find his world turning upside down as the truth emerges about his dad's double life.
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  6. S4 E6 - Black Widow of Texas
    November 2, 2013
    1 h 1 min
    When a son suspects his dad's new blonde bombshell wife is evil, no one will listen. Even after Jimmy Don Beets goes missing on a fishing trip, there is no police investigation. Years later, the dark truth of what is buried in the widow's garden will be revealed.
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  7. S4 E7 - Doctor of Deceit
    November 9, 2013
    A motel owner looks for love online, but finds herself in the midst of intrigue when she meets a doctor involved in a top-secret government project. After his wife goes missing, she begins to suspect that he is hiding a deadly secret.
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  8. S4 E8 - The Kensington Strangler
    November 16, 2013
    1 h 3 min
    A young woman recovering from a tragic miscarriage falls in love with a man who romances her. When three victims are found in a rough area of Philadelphia posed liked dolls, Simone Tinsley is shocked to discover her lover might be a twisted predator.
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Content advisory
Violencesubstance usealcohol usesmokingfoul languagesexual content
None available
Mary BissellBonny Lou Wagner
Eli GabayDavid LloydJudith Mawson
Entertainment One
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