Officer John Feather comes across a case where a mother has gone missing, and her son insists on a family friend taking her. He goes off to find this man in hopes of finding the mother alive.

A man has mysteriously gone missing after his neighbors, Norm Leighton and Patti Hubbert have been murdered. Almost two days after the murder a detective is determined to crack the case.

A woman and her son have been murdered and relatives are quick to point fingers at the father. While speaking to the police he comes off as a grieving, loving father. The only thing left is to find the bodies.

Tracy Maurer let her murderer into her home only to be brutally stabbed and left lifeless in her living room. The murderer has left a bloody crime scene trail, but somehow without a trace of his or her identity.

Bloody fingerprints across a crime scene make for plenty of evidence to identify a murderer. But the reason for murdering the married couple, Brian and Beverly Mauck, and then placing their lifeless bodies in a specific shape is a mystery.

The brutal slaying of 32-year-old Stacie Ann Smith, a single mother, has the townsfolk of St.Albans, West Virginia reeling. The murderer's message at the crime scene baffles investigators and citizens are shocked that a killer lives in their midst.

A man finds the wallet of James Mayberry in a bag filled with assorted knives, a used condom and lots of blood. Where did this bag come from and what horrible thing could have happened?

84-year-old Charles Taylor's grisly murder has the entire city of Warren, Michigan in disarray. Investigators are taken on a wild ride and are forced to eliminate a swath of suspects, only to be stunned by the true identity of a callous murderer.

Check out a sneak peek of Nightmare Next Door's new season. All new episodes start Saturday, June 17th at 9pm

Det. Steven Wyda of the Milford Connecticut Police Department explains why reporting suspicious activity in your neighborhood or town could help the police solve crimes.

Christine was murdered 21 years ago. Her father Frank Lazzaro talks about the fact that he once lived through her vicariously growing up, he is now living for her today.

Craig Stedman, a DA for Lancaster county in Pennsylvania talks about the dark lesson that might be learned from the fact that it was someone that they knew and what to look out for; neighbor Andrea Fogelberg talks about how her doors have been lo ...

Joan Renner, a crime historian talks about Mike's actions during Lynette's murder; and Lynette's mother Jean Smith and her sister Jean talk about how they've gotten through her passing.

Jennifer Perroto, mother of murder victim Audrey, shares how she dealt with such a tragic loss; Officer Mark Sokolovich encourages families of victims to have faith that justice will prevail in solving the crime.

Officer Mark Revette and Detective Richard Sypek give advice on being proactive and using your instincts in a dangerous situation; Kari's sister Lori shares advice for families who might be going through a similar situation.

Peter Page, a Trenton Times reporter, explains why he stopped covering murders after the Kristin Huggins case; Sergeant Michael Histand from the Lower Makefield PD talks about what can be learned from the case.