A mishandled prosecution ended in a murderer going free until new evidence came about.

In a nine-year investigation, detectives unpick the disappearance of a 17-year-old-girl.

Soon after the corpses of two teens were found, a decades-spanning investigation began.

A woman disappears and an investigation identifies the likely culprit to be her boyfriend.

Detectives encounter a tough case when a mother finds her son's dead body at his home.

After a stranger stabs a man to death, authorities spend years piecing together the case.

The gripping series returns with the case of a multi-generation murder in Wales. It took years to br...

After 19-year-old Cassandra McDermott is found dead in her home, her family endure a cruel waiting g...

Stefan Kiszko was convicted of murder when 11-year-old Lesley Molseed was found dead on the Yorkshir...

On the tenth anniversary of Vikki Thompson's brutal murder in the Thames Valley, a new lead emerges...

When 77-year-old Georgina Edmonds is murdered in her Hampshire cottage, the community believes the k...

The sadistic murder of Wendy Speakes shocked the city of Wakefield, with evidence suggesting that a...

How it took 14 years to bring Shamsuddin Mahmood's killer to justice.

In 1978, trailblazing scientist Dr Brenda Page was found brutally beaten to death in her Aberdeen ho...

The stories behind famous cold case murder investigations.

Ten years after local Cardiff girl Geraldine's body was found a few days before Christmas, Detective...

Thirty years after her murder, could changed loyalties help find Sally McGrath's killer?

In 1979, 22-year-old Teresa de Simone is found murdered in the back of her car. Sean Hodgson is foun...

Investigating the murder case of Samo Paul and Tracey Turner from the 1990s. In 1997 former Chief co...

Following the murder case of 26-year-old Surjit Athwal, who failed to come home to London from a fam...