Police have only a skeleton to help them piece together what happened to a body found 10 years after a murder.
When his parents are found dead, a man does everything he can to avoid being caught - but Luminol reveals a vital clue.
Bite marks in a block of cheese hold the key to catching a killer when he helps himself to a snack after a home invasion.
A man insists his missing parents are on holiday, but a forensic investigation of their house shows signs of a vicious attack.
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.
Thirty years after three gruesome murders, familial DNA and the exhumation of a body finally closes the case.
Experts analyse sand found in a car when a man goes missing, which leads them to a body and a twisted murder case.
Experts analyse the bodies of two women found in a freezer. Their untimely deaths would be linked to one vicious predator.
When 13-year-old Lucy is reported missing by her mother, police and forensic investigators begin the painstaking search for the truth.
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.
Years after the crime, see how forensics helped solve the murder of Becky Godden-Edwards, finding a killer who had sadly murdered again.
A woman dies in an apparently accidental house fire, but one police officer spots signs that something more sinister is at play.
The investigation of a murder of her mother in her home in 1994, as police used forensic clues to find an appalling killer.
See how investigators uncovered the perpetrator behind the 1994 murder of a grandmother at a bathroom of a bus station in Bury.
After a grandmother is strangled to death at an allotment shed, police use the scene's forensics clues to solve a chilling case.
The case of Suzanne Greenhill, a deaf woman murdered in her own home, whose murder took forensic investigators on a trail through Europe.
When body parts wash up on a beach in Arbroath, forensic investigators must unravel the disturbing truth behind a woman's death.
When a body is found in a flat, a trial of forensic evidence allows detectives to distinguish between friend and foe.
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.
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 2002 murders of Holly Wells and Jessica Chapman horrified and shook the nation. Explore how forensic science helped find their killer.
In 2022, 35-year-old Zara Aleena was beaten to death just ten minutes from her London home, but the only evidence left by her brutal killer was one bloody fingerprint at the crime scene.
In 1975, 11-year-old schoolgirl Lesley Molseed went to the shops and never returned to her family home in West Yorkshire. The ensuing police investigation led to a tragic miscarriage of justice before DNA evidence identified the true killer.
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.
Mum Karen Doubleday was found murdered in the woods in 2002. The clue to finding her killer lay in pollen spores from the Ice Age.
Teenager Naomi Smith went to post a letter for her mother in 1995 and never came back home, but a bite mark left on her body gave police crucial evidence to help reveal her killer.
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?
When mum of three Eileen Jawczak was murdered, clues were minimal. Could police link her death to the Rochdale Ripper?
Two bodies are found just months apart in Leicestershire, but when the case goes cold, one woman's bravery could be key.
In 1989, two bodies were found in Pembrokeshire - and the answers lay in the forensics, as a shocking truth was revealed.
When the body of eight-year-old Sarah Payne was found in 2000, police utilised the help of forensic scientists to catch her killer.
Carol Park's body was pulled from a lake more than 20 years after she vanished - and the key to solving the case lay in unique forensics.
The murder of 15-year-old Paige Doherty sends shock waves through Clydebank - and the key to finding her killer lies in the local Deli.
The murder of Lynette White in 1988 resulted in one of the most infamous miscarriages of justice in British legal history, before an exhaustive forensic investigation.
In 2000, the bodies of three women were found in the Birmingham area. Could police hunt down the dangerous killer?
In 1986, 16-year-old Elaine Doyle was murdered just metres from her home - but catching her killer was no easy task.
When the body of Teresa De Simone was discovered, one man would quickly be found guilty - but would forensic science prove his innocence?
In 1994, six-year-old Rikki Neave vanished walking to school. Found dead, his case remained cold until forensic advances revealed his killer decades later.
In 2003, 17-year-old Shafilea Ahmed vanished in Warrington. Months later, her body was found in Cumbria, turning a missing person case into a shocking murder inquiry.
On the evening of 1st October 2012, five-year-old April Jones disappeared from a street close to her home in the small market town of Machynlleth, Wales. She had been happily playing outside with friends when she was seen getting into a vehicle and within moments she was gone.
The 2019 murder of beloved Fleetwood resident Raymond Cullen sparks a relentless investigation, where forensic and digital evidence expose a shocking, calculated plot behind his death.
When 17-year-old Carly Bateman is found dead in a Bolton alley in 2001, a meticulous police investigation uncovers the truth, bringing her killer to justice and peace to a grieving town.
When the body of a Lithuanian immigrant is discovered in a house in Wisbech, detectives are faced with the urgent task of uncovering how she died and who is responsible for her death.
In 2004, Margaret vanished from her home without leaving a trace. Initially, her husband claimed that she had left him voluntarily, suggesting there was no cause for alarm. However, inconsistencies in his story raised suspicions and a far murkier picture started to emerge.
Margo Lafferty was brutally attacked and murdered in Glasgow in 1998, a shocking crime that sent ripples of fear through the local community.
In August 1995, Vikki Thompson left her family home to take the dog for a walk. Half an hour later, the dog returned home alone without her, signalling that something was terribly wrong.
In 1998, 22-year-old Jenny went out, looking forward to an evening with friends. That night would end in tragedy, as she never returned home.
