Cold Case Files

Money, Moguls, Murder: Deborah is found dead at home. Detectives unearth an affair, a jilted wife but no suspect. It will take 40 years and DNA testing to expose her killer. (S4, ep 1)

When Tara goes missing from her home, Florida police consider her a runaway. Then her body turns up in a swamp. Detectives go on a nationwide hunt for her killer. (S4, ep 3)

When Janora Stevens is found stabbed in her home, her family is suspicious of each other. The case chills until a trail leads cops to her killer. (S4, ep 2)

When Rodney Castin is gunned down, detectives scour Georgia for his killer. Decades pass before an informant's shocking testimony breaks the case open. (S4, ep 4)

A 2007 cold case resurfaces when a detective reopens the investigation into the brutal killing of Audrey Giannotti, 20, in rural Pennsylvania. (S4, ep 5)

In 1979, Susan Schwarz is found shot in her apartment. Decades later, a new witness exposes a chilling motive that finally reveals her killer. (S4, ep 6)

What happened when two women and a young child mysteriously disappeared from a car park? - Disturbing accounts of violence

How do you solve a case when you don't know the victim's identity? - Disturbing accounts of violence

Can a packet of cake mix and a can of pop help solve the killing of Freddie Farah? - Disturbing accounts of violence

Decades after Frank McAlister vanished, a man walks into a newsroom with a secret to share - Disturbing accounts of violence

Nefarious neighbours are suspected when Christopher Green is found beaten in the snow - Violence, sexual violence, disturbing scenes

Fifty years after she vanished, a college student solves Marise Chiverella's chilling case - Violence, sexual violence, disturbing scenes

When April Tinsley vanishes, police are taunted with unsettling notes from her killer - Violence, sexual violence, disturbing scenes

A daughter's fight for justice and a crumbling alibi solves the murder of Helen Gale - Violence, sexual violence, disturbing scenes

Days after relocating, Lee Rotatori is stabbed in the heart. Was it a professional kill? - Homicide and sexual violence scenes may upset

When Dawn Koons's killer is uncovered, is it the man who police suspected all along? - Homicide and sexual violence scenes may upset

Many lives are lost along the way to finding nine-year-old Candy Rogers's heartless killer - Homicide/sex viol/suicide descriptions may upset