Investigation Discovery +1 Sunday

The crimes of Cathy Cousins, who gunned down her husband for a $1million life insurance payment

Buying goods from home

Buying goods from home

Buying goods from home

Buying goods from home

A case in which a young mother was found murdered in her New York home. Snowy footprints led into the home, but with no exit trail, how the killer escaped remained a mystery

How, when police discovered Betty Sue Short murdered in her home, they noticed disturbing similarities with another recent killing in the community of Kingsport, Tennessee

In Pennsylvania, the body of a computer programmer is found submerged in a bathtub. Leads are scarce until detectives uncover a series of troubling voicemails

A former mayor of an Ohio town turns up dead in his hunting cabin. Detective Ryan Allar explores whether this is political retaliation or something more personal

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

The case of a husband whose dark past reared its ugly head and ended in a double murder

A case in which a woman entered into an affair with her daughter's grandfather, causing a major rift in the family and eventually leading to a bloody Texas showdown

A case involving a retired couple setting sail to Thailand. Just as their dream became reality, evil struck and a night of paradise turned into an unfathomable nightmare

A case revolving around a couple's disagreement about their love of water. One day, she decided to surprise him on a boat - only for her and the crew to never return

The presenter reveals how single mother Krystal was far from safe with in the company of ex-Marine Raymond McLeod, who had initially seemed like a knight in shining armour

The presenter profiles a man believed to have murdered his ex-girlfriend. Callahan Walsh investigates a St Louis man accused of shooting a pair of twins

The murders of Zoe Evans and Nisha Patel-Nasri, both killed by loved ones who made televised appeals for the public's assistance in their respective cases

CSI Alina Burroughs travels to Minnesota to explore the suspicious death of Jane Rhodes, a wife and mother who drowned during a 1996 vacation

Journalist Maria Awes teams up with serial killer Todd Kohlhepp's biographer and FBI 'Mindhunter' John Douglas to unearth the extent of his murders

When a home invasion leaves Bill Ross murdered in his sleep, detectives in Shelbyville, Tennessee, scramble to uncover the identity of a pair of masked men

A teenager sleeps through the brutal murder of her father, Ken Eaton, at their home. As detectives investigate, they unravel a web of heartbreak and deceit

Janece Cook moved in with her parents after struggling with her mental health. But, when her behaviour was linked to her father's suicide, her sister sought revenge

A custody battle that turned deadly as twin sisters crafted a complicated, cross-country conspiracy to 'do-in' the one person standing in their way

The death of Mary Yoder, who was poisoned by Kaitlyn Conley, the embittered ex-girlfriend of her son Adam

The murder of William Walker, who had seemingly been living a happy life in Cleveland with his new wife Uloma. When he was gunned down, all around became prime suspects