John Walsh explores the case of youthful con man Edgardo Perez, who allegedly preyed on older men until it turned deadly. Callahan travels to Boulder where teenage babysitter Chris Deininger confessed to abusing 29 kids in his care before fleeing.

When a costly mistake allows a criminal to escape justice, John steps in to help investigators in pursuit of felon Lester Eubanks. And Cal looks into the case of William Stanson, a supposed loving father to turned out to be and sexual predator.

What is it like to live in a town that outsiders have called "The Village of the Damned?" Since a series of horrific and bizarre events in the '90s, the people of Dryden have maintained a code of silence until now. Welcome to Dryden.

In 1989, in peaceful Dryden, New York, a Christmastime massacre claims an entire family. Just when it seems the horror has passed, terror visits Dryden again. With these events, a so-called "curse" will descend on Dryden for ten years.

It's a Christmas day murder scene Portland detectives will never forget, a young woman bound, gagged and mutilated in a horrific manner. And when the killer then turns his sick sights on Homicide Detective Molly Daul, the stakes rise even higher.

New exclusive access and never before heard testimony gives a unique insight into the mind of America's most notorious serial killer, Ted Bundy. Breathtaking archive from the time and the voice of Bundy himself, reveals the monster inside the man.

In North Carolina, a retired Vietnam veteran sells off a piece of his land to a young family. No one can predict the modern day Hatfield McCoy neighbor feud that will ensue and the midnight shootout that will end it.

The Phillips’ family moves to a quiet seafront town in Maine to escape a crime wave in Indiana. But their dream home comes with a not so dreamy ex-military neighbor. A barrage of gunfire between the houses one night shatters both families forever.

What do you do when you fear for your life and the person at the end of the 911 line is the one you need protecting from? Two Altadena families are unlucky enough to find out when an LAPD cop moves in next door.

Two neighboring Omaha mothers turn from friends to foes in a vicious spat, which ends with both their homes burned to the ground. But could a woman really burn down a house with innocent children sleeping inside? A wiretap reveals the real arsonist.

In Miami, a young mother has no choice but to shut the door on her warring neighbors as a three-year feud over a patch of land and differing moral standards reaches a bloody and tragic conclusion.

An elite California Lakeside Community is rocked to its core when two well-to-do gentlemen go to war over an 18-inch property line discrepancy. One neighbor takes the dispute to new levels when he hires a hitman to permanently solve the problem.

Barbara Mackle, a promising co-ed and real estate heiress, is kidnapped and buried alive in a coffin-like "capsule." From Washington D.C. to Miami, local police and the FBI race to find the culprit before Barbara's time underground runs out.

On one terrible morning, 10-year-old Leona O'Loughlin doesn't show up for school while her detective father, Leo, falls violently ill. Investigators consider the chilling possibility that someone might be trying to eliminate the entire family.

Montgomery, Alabama’s upper crust social circle is about to play host to an uninvited party guest. Murder is on the menu when one family’s distrust and finger pointing lead detectives on a cross-country trek for a killer.

On Thanksgiving, police officers are sent out on a welfare check and uncover an unthinkable triple homicide. To unmask the killer, detectives must uncover a victim's secrets and examine a hidden world of disinheritance, rage, and dark accusations