Investigation Discovery

Zak and the guys look back at the disturbing investigation of a family home in California. They recall the satanic message which was sent through a child's toy.

Robert Sharp is a retired professor living in Michigan. When he is found brutally murdered with the body burned, people are shocked at the violent death and police wonder who could be responsible.

Retiree Alex Strategos is consumed by loneliness. He turns to internet dating and finds 69-year-old Melissa, but is soon struck by a rush of unexplained illnesses.

After getting a divorce, Janet celebrates her freedom with a girls' night. When she's found dead, it takes the police 35 years to bring her murder to justice.

One family in a small town in the Pacific Northwest seems to have it all, until a secret video and a stash of guns reveals the face of a diabolical killer.

The team head to the Old Idaho State Penitentiary. Here, they hope to encounter the spirits of two infamous murderers who are rumoured to haunt the building.

A hooded gunman shoots and kills Donna Willard while her son watches from the top of the stairs.

Dennis Ryan grows up believing his father's violent teachings will prepare him to save the lives of everyone in their farmhouse, then the teenager discovers the horrible truth.

A hooded gunman shoots and kills Donna Willard while her son watches from the top of the stairs.

In 2006, residents in Indianapolis called 911 to report gunfire coming from a house. Police find a total of seven bodies in a terrible mass shooting.

A retired corrections officer thinks he's lived through the riskiest years of his life, but handling his second wife and her jealous ex-husband proves far more deadly.

Ryan is climbing the career ladder and all he needs for a perfect life is the perfect woman to share it with. But is the beautiful Jodi as impeccable as she seems?

Beverly Carter is a 50-year-old internet savvy real-estate agent. But when she goes to meet a prospective buyer at a remote house, she never returns.

In Alabama, murder is on the menu at a party after one family's distrust and finger pointing lead detectives on a cross-country search for a killer.