The Best Episodes of The Devil You Know Season 4

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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As women are attacked on the streets of Ocala, FL, a young mother begins to have suspicions about her husband. Melissa Fountain's life will be turned upside down when she learns his dark secret.

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As young women begin to 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 look for answers.

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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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A son supports his father through his cancer treatments, but he discovers something big. His father had been living a double life this whole time.

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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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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. She becomes suspicious after hearing his wife went missing and begins to suspect that he is hiding a deadly secret.

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Simone Tinsley was recovering from a tragic miscarriage when she falls in love with a man who romances her. When three victims are found in a rough area of Philadelphia posed liked dolls, Simone is shocked to discover her lover might be a twisted predator.

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