Investigation Discovery Wednesday

The case of 18-year-old Katherine Foster, who went missing from South Alabama in February 1980

Buying goods from home

Buying goods from home

The case of Michael Severance, whose disappeance prompted the community of San Angelo to rally around his new bride

The murder of Carol Wardell in September 1994, by her husband Gordon. Plus, the 'honour killing' of 17-year-old Shafilea Ahmed by her parents Iftikhar and Farzana

The 2016 murder of best-selling author Helen Bailey by her partner Ian Stewart, who had earlier helped volunteers in her search

A case in which a paramedic and mother was found dead, covered in paint, in the basement of her Massachusetts home

The case of 18-year-old Heidi Allen, who vanished from her job in a convenience store. Two brothers were arrested for kidnapping, but years later a chilling new story emerged

How a family's search for new beginnings backfired when their moving back and forth from Hawaii to Alaska created an environment perfect for murder

Two sisters, who with little in common, coped with their overly protective mother in very different ways. In the end, there were very deadly consequences

Relatives of Steve Wright, the so-called Suffolk Strangler, reveal how his shocking crimes impacted the family. Were there any signs of his murderous intentions?

Relatives of serial killer Bobby Joe Long reveal how his shocking crimes impacted the family. Were there any signs of his murderous intentions?

When a single father was found murdered, the autopsy revealed discrepancies. Investigators had to decode digital clues to reveal a complex plan by a twisted killer

A case in which a man contacted US emergency services after finding blood inside a friend's home. Bloody footprints and a credit card trail led to the killer

In 1993, 16-year-old Daniel Villegas confessed to killing two teenagers in El Paso. However, doubt has since been placed on the admission

James is called to a drunk driver who, in his inebriated state, has crashed his car into a parked vehicle at high speed, but the story takes a twist when his girlfriend arrives

A man takes control of an 18-wheeler semi-truck while holding his wife at knifepoint. US Marshals arrest a suspect wanted for the murder of his girlfriend.

Flori is approached by a man who admits to committing crimes involving minors in the past, and Matt and Shelby attempt to confirm another predator's address

The case of 19-year-old Tara Ord, who disappeared after her family moved to Florida in 2001. Her body was found in a shallow grave nine months later

After a young mother went missing on the fourth of July, painful recollections provided investigators with critical clues about the final hours of her life

When a single father was found murdered, the autopsy revealed discrepancies. Investigators had to decode digital clues to reveal a complex plan by a twisted killer

A case in which a man contacted US emergency services after finding blood inside a friend's home. Bloody footprints and a credit card trail led to the killer

In 1993, 16-year-old Daniel Villegas confessed to killing two teenagers in El Paso. However, doubt has since been placed on the admission

When a single father was found murdered, the autopsy revealed discrepancies. Investigators had to decode digital clues to reveal a complex plan by a twisted killer