Investigation Discovery +1 Today

Young mother Casey Morgan is found dead inside her home. Police must unravel her dating history with the help of her friends and neighbours to unmask the killer.

Buying goods from home

Buying goods from home

Buying goods from home

Buying goods from home

Shirley Gaskins was unaware her father was one of America's most prolific serial killers. However the more people vanished, the harder it was to deny

In rural Missouri, the body of a young woman lies dead on a deserted dirt road only days before her wedding. Police uncover surprising secrets in her fiancé's life.

The brutal murders of two teenage girls at a remote lookout point at first seem random. Police uncover a web of secrets among their network of friends.

The case of former beauty queen Jackie Johns, whose body was found floating in Missouri's Lake Springfield

The case of 19-year-old Raquel Rayas, who was found bleeding to death along Deep Creek Spillway in southern California

After meeting a woman online, Alan Lee Lama moved across the country to be with her. However, he soon became caught up in a bizarre love triangle

The case of 14-year-old cheerleader Alicia DeBolt. When she went missing, police closed in on a sadistic killer whose obsession led to tragedy

When a mother is killed in a tragic trucking accident, her family begin to question whether it was actually premeditated murder. Now, they fear for her son

Two women who work for a tax attorney know he is prone to hysterical outbursts. But, when he turns violent it reveals some terrifying secrets

The case of Linda Singleton, who under the veneer was engaged in a love triangle. Matters turned deadly when her secret affair was exposed

The case of church-going mother Marilyn Reza, found dead in her home. Officers suspected parishioners and a secret confession at her funeral revealed the killer

Former prosecutor Sunny Hostin revisits the events of 2013 and the premeditated murder of 23-year-old mother Danielle Marshall, found dead in her Atlanta kitchen

The former prosecutor travels to the quiet coastal town of Milford, Connecticut, to revisit the murder of Kelsey Monahon, a 28-year-old pregnant woman

Ian Stewart killed his wife. Years later, he killed his millionairess fiancée. The Watcher, The Listener and The Profiler spot the signs of guilt.

On the night of her son's wedding, Christy is found dead. As they investigate, police uncover a dangerous marriage and a violent monster

In 1992 a 19-year-old woman was brutally assaulted in California. Miraculously she survived and only much later discovered she had escaped a serial killer

The shocking accounts of murders that shatter the Friday night dream world of high school football in small-town communities across America

Two football players are shot to death, shattering two small Texas towns. But the tragedy only gets worse when the community learn who the killer is

The case of Linda Singleton, who under the veneer was engaged in a love triangle. Matters turned deadly when her secret affair was exposed

The case of church-going mother Marilyn Reza, found dead in her home. Officers suspected parishioners and a secret confession at her funeral revealed the killer

Former prosecutor Sunny Hostin revisits the events of 2013 and the premeditated murder of 23-year-old mother Danielle Marshall, found dead in her Atlanta kitchen

The former prosecutor travels to the quiet coastal town of Milford, Connecticut, to revisit the murder of Kelsey Monahon, a 28-year-old pregnant woman