Mountain of Madness

A young family builds their dream home in the Kentucky Hills, but their heaven is hell for the quiet couple living next door. And a dispute over a shared road leads to fireworks, fury, and cold-blooded murder.

A teenage girl disappears from a Kansas Mall. The only clue for detectives - the haunting final images of her on surveillance video. Somewhere in these frames hides the answer - and a killer....

A couple, just engaged, is found brutally murdered in a car. To investigators it looks like an execution. No leads until a surveillance camera 90 miles away gives the investigation its first break - a killer bent on revenge. It's a race against time.

Pensacola, FL - two murders, one witness: Police investigate the disappearance of a reporter and exposed to an addictive world of gaming. Across state a mom vanishes after a party. Detectives have no leads until cameras begin to spill their secrets.

A husband and respected businessman vanishes after a meeting. Meanwhile a young mother doesn't come back from her job search. Cops can only rely on one witness-one that never lies-surveillance cameras.

In Pensacola Florida, two loving parents are brutally gunned down in their own home. The cop's only witness...one that never lies: surveillance cameras. It's what they must rely on, to catch the killers and bring them to justice.

Every parent's worst nightmare comes true when a schoolgirl disappears without a trace. But a few seconds of surveillance footage leads cops to the most shocking discovery imaginable.

A typical American family isn't exactly what it seems. In public Max & Janeene Jones appear to have the perfect marriage, but behind this happy image lies hidden truths. 20 years later, an undercover police investigation reveals an unexpected killer.

Brian and Randi Trimble are in the throes of newly married life. But when Brian meets the fun-loving Blaine Norris at work, their friendship over Blaine's low-budget horror film takes a dark turn. It isn't long before three becomes a crowd...

The daughter of one of America's most notorious killers gives an exclusive interview, taking us on a journey into the eyes of a cold-blooded monster. Never-before-seen footage reveals the devastating double life of a murderer and his horrific crimes.

In the summer of 2014, a peaceful community in Hartford, WI is shaken to its core when a local teenager is found dead...the victim of a murder, and the second victim in two days. The community must now come to terms that a killer lives among them.

A monster stalks the summer streets of Phoenix in 2005. With never-before-seen footage, we get a glimpse into the killer's life and how he's able to hide in plain sight. Can police catch him before he strikes again?

When a good-looking, successful businessman meets an aspiring actress, she appears to be the perfect match. But the honeymoon doesn't last long. The relationship takes a turn...a deadly turn.

In Ohio, an intruder brutally guns down Jack and Linda Myers in their sleep. The only witness is their sleepy 4-year-old grandson. But their extensive home movies - aired here for the first time - may have captured a monster lurking in their midst.

The Yates family moves to Spokane, WA only to find it besieged by a serial killer who's targeting young women and confounding the police. Now, the family's never-before-aired videos provide a chilling look of one of America's most notorious killers.

When Frank Hilley is struck down by a mysterious sickness, the entire town of Anniston, AL grieves. But when his daughter also falls seriously ill, the family becomes suspicious. Home movies trace a shocking tale of murder - revealing a monster.