Investigation Discovery +1 Sunday

Cynthia Smith and David Mueller's happy marriage was rocked by a tragic illness. When David died, detectives uncovered a sinister plot

Buying goods from home

Buying goods from home

Buying goods from home

Buying goods from home

How divorce proceedings turned so nasty they became the talk of the town after the wife discovered about her bank executive husband's affair with his secretary

A case in which a man embarked on a relationship with his 14-year-old babysitter. When his wife found out, he would stop at nothing to keep his affair secret from the police

A US soldier meets harm in Upstate New York, and his killers may have been his fellow GIs. A missing man's haunting voicemail is his final clue.

A 10-year-old girl walks home from her friend's house and then mysteriously vanishes. And, a night of celebration ends in murder for a young entrepreneur.

When Laci Peterson went missing, her husband claimed he last saw her before he went fishing - but his mistress exposed his lies. Experts examine his behaviour

The disappearance of a young mother. Experts analysed her husband's statements for tell-tale signs of deception

The death of film director Adrienne Shelly, who was found hanging by a bed sheet in her bathroom in November 2006. It looked like a suicide, but her husband insisted it was murder

The murder of Daniel Ott, who had been mistaken for a car thief of the same name - the intended target

The case of big game hunter Bob, who was is fooled by a predatory con-artist and put a $1,000 deposit on a non-existent Thunderbird

The case of 25 year-old college graduate Mitrice Richardson, whose body was found in the Santa Monica mountains in August 2010, a year after she had been reported missing

The case of Diane Fortenberry, who was killed in May 2011 after returning to her family's home in Osakis during her lunch break and catching a man in the middle of a burglary

In Montrose, Colorado, a woman's body was discovered in the quarry that she owned. After three years, police were still investigating the brutal murder

A young woman is murdered in a bar parking lot. As police retrace her last known steps, several suspects with possible motives come on their radar

A man's New Orleans getaway ends in horror when he's found dead in his hotel room, the scene steeped in eerie symbols

A house on Elm Street goes up in flames, leaving two people dead. Police race the clock to catch the killer before they strike again

Lisa can't understand why her mum stays with her dad as he is cruel, unpredictable, and violent. When the end comes, it is even worse than she feared

Elizabeth Chambers unravels the manipulation that leads to the bloody ending of Kelly Sutliff's marriage, but a vicious attack is only the beginning

Elizabeth joins the Harris family in their fight for justice against the doctor who uses power, privilege and drugs to control their daughter, Sarah

A runway model turned mom-a-ger lived a fairytale life of luxury. When she turns up dead at the bottom of her pool, police uncover deep motives

A young actress gets her big break in a hit movie. After her brutal murder, police sift through hours of surveillance to catch her killer in the act

When Mike Williams failed to return from a duck hunting excursion, it was thought he may have drowned in a boating accident. His murdered body was found 17 years later