Forensics: Catching the Killer Episode Rating Graph

When the body of a 16-year-old girl is found in a field, it would take over two decades before a DNA profile of the killer can be developed.

Larger-than-life David Morley survived a terrorist bombing in London, only to be beaten to death five years later during a night out in the city.

When 13-year-old Lucy is reported missing by her mother, police and forensic investigators begin the painstaking search for the truth.

A man insists his missing parents are on holiday, but a forensic investigation of their house shows signs of a vicious attack.

The 2002 murders of Holly Wells and Jessica Chapman horrified and shook the nation. Explore how forensic science helped find their killer.

A women's killer remains at large for more than 30 years, until forensic investigators track him down with a tiny clue at the scene.

The tragic case of 22-year-old Helen McCourt, who got off a bus one night in her hometown but never arrived at her nearby home.

The case of Suzanne Greenhill, a deaf woman murdered in her own home, whose murder took forensic investigators on a trail through Europe.

After mum Michelle Gunshon disappeared, police found CCTV footage showing her with a mystery man. They managed to track him down, but where was she?

The case of Tia Sharp, a 12-year-old girl reported missing in London, leading to a major search which took the police close to home.

A woman dies in an apparently accidental house fire, but one police officer spots signs that something more sinister is at play.

See how investigators uncovered the perpetrator behind the 1994 murder of a grandmother at a bathroom of a bus station in Bury.

When a body is found in a flat, a trial of forensic evidence allows detectives to distinguish between friend and foe.

Police have only a skeleton to help them piece together what happened to a body found 10 years after a murder.