Investigation Discovery Sunday

In 1996, a mother was found dead on the side of a rural stretch of highway in an apparent hit-and-run accident in Tulsa, Oklahoma. Police had to uncover the full facts

Buying goods from home

Buying goods from home

A case in which a hardworking mum was shot dead on a roadside in 2005. Police worked tirelessly to catch the killer, fearing a murderer was on the loose

When a DJ was found brutally murdered outside a radio station, police originally believed it was a robbery gone wrong. The facts later revealed he was not just a random victim

A retired corrections officer who thought he had survived the most risky years of his life. However, dealing with his second wife and her jealous ex-husband proved far more deadly

The case of Morris Blankenbaker, who was murdered after becoming ensnared in a love triangle with his wife Dee Ann and her first husband Glynn Moore

A case in which a student was found strangled and stabbed in her own home. Family, friends and the town of Valley City, North Dakota, helped police identify her killer

The case of bride-to-be Patricia Richmond, who was murdered in her future in-laws' home in Colorado. Who would have taken this young woman's life in such a brutal way?

Recounting how a weekly game of dominoes at a tyre retailer turned deadly when armed men burst in. Detective Demery had just a day before the case would be taken out of his hands

An early case for detective Rod Demery in which a mechanic was found dead with a bullet wound to the head

When a brutal murder happened, police turned their attention to several family members who didn't see eye to eye. They discovered a shocking truth that nobody suspected

How, when two long-lost brothers connected as young adults, a dark disturbance emerged within the newly blended family unit and led to a shocking crime

The murder of 57-year-old cellist Janine Sutphen, whose body was found floating in a lake four months after she was reported missing in January 2003

The death of 19-year-old Devon Guzman, whose dead body was found in her car

Ohio resident Amanda Mangas is found clinging on to life after with a gunshot wound to the chest. She finally manages to inform police that her child has been taken

When a young mother of three vanishes on Mother's Day, police race to find her. The search grips the entire community, but no one is ready for what it will uncover

In Florida, an argument escalates into a double kidnapping, spurring a police chase. The suspect uses a hostage as a human shield and escapes into a nearby forest

In the 1980s, actress Melonie Haller was poised for stardom. Eager for her next role, she heads to a party in the Hamptons that takes a violent turn

A fractured relationship turns deadly when one man seeks revenge on his ex-girlfriend's new love

An alcohol-related car accident in Michigan leads police to a monstrous psychopath

A failed actor's killing spree becomes fodder for his police interrogation performance

Police find a taunting note at the crime scene of a murdered 50-year-old mother.

The case of mother and daughter Angela and Ashley Hyke who went missing in July 2001, leaving candles burning and electric fans running in their house

A case in which a loving couple were killed. A cryptic message found scrawled across the pair's bedroom wall led police to suspect the crime may be drug related

How a Florida family was torn apart when a mother went missing. The case stumped detectives, who believed that only the woman's three-year-old son knew the truth

In 1996, a mother was found dead on the side of a rural stretch of highway in an apparent hit-and-run accident in Tulsa, Oklahoma. Police had to uncover the full facts

A case in which a hardworking mum was shot dead on a roadside in 2005. Police worked tirelessly to catch the killer, fearing a murderer was on the loose