The Devil You Know
Lives are turned upside down when the twisted predators in these cases turn out to be THE DEVIL YOU KNOW. Upon looking in her brother's bag, a woman finds devastating evidence linking him to the disappearance of multiple women, a devoted father of three may be attacking women in the neighborhood, and a son suspects his stepmom buried evidence of his father's death in her garden.
- 2010-2013
- 4 seasons
- Documentary, Suspense
Lives are turned upside down when the twisted predators in these cases turn out to be THE DEVIL YOU KNOW. Upon looking in her brother's bag, a woman finds devastating evidence linking him to the disappearance of multiple women, a devoted father of three may be attacking women in the neighborhood, and a son suspects his stepmom buried evidence of his father's death in her garden.
Season 4 Episode Guide
7 Episodes 2013
Episode 1
Under the Melting Snow
22 mins
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.
Episode 2
Secret Agent Dad
22 mins
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.
Episode 3
Civil War Serial Killer
22 mins
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.
Episode 4
The Family Man
Tue, Sep 8, 2026 45 mins
As women are attacked on the streets of Ocala, Florida, Melissa Fountain's begins doubting her devoted husband and father of her three children.
Episode 6
Black Widow of Texas
22 mins
When a son suspects his dad's new wife is evil, no one will listen. Even after Jimmy Don Beets goes missing, there is no police investigation. Years later, the dark truth of what is buried in the widow's garden will be revealed.
Episode 7
Doctor of Deceit
22 mins
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.
Episode 8
The Kensington Strangler
When three victims are found in a rough area of Philadelphia posed like dolls, Simone Tinsley is shocked to discover, that her ex-boyfriend is a strangler.