Expert Witness
Expert Witness is a TV show on BBC1. How some of the UK’s most serious and complex cases were solved by the expertise of a band of unsung heroes – the expert witnesses. Gripping true crime stories. The program has been available since 2024. A total of 39 episodes have been broadcast, most recently in February 2025.
Last episode
Expert Witness
A blood residue specialist leads police to the killers of an East Sussex waiter, brutally bludgeoned in his flat.
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An expert witness helps police link a drug gang to the death of a Vietnamese man in Wales. And DNA experts gather evidence that identifies the killer of a man from Bristol.
When a young man is stabbed to death, a facial recognition expert helps Merseyside Police catch the killer.
When a young nurse is murdered, a soil analyst links the suspect to where the body was found. And a wildlife DNA specialist helps police catch illegal blood sport suspects.
A fibre analyst is called in when a missing persons enquiry becomes a murder investigation, and a forensic archaeologist leads the search for the remains of a young woman.
Blood pattern analysis helps identify the killer of a body found in a suitcase, and a forensic search specialist helps unlock a murder investigation.
An ecologist uses her expertise in single-celled organisms to help crack a murder case, and a poisoned curry is suspected of killing a man - can an expert at Kew Gardens prove it?
An expert witness uses soil analysis to find the body of a missing woman feared dead, and an odontologist is called on to examine a bite mark made on a murder victim 21 years ago.
A forensic expert brings the lab to the crime scene, using a custom-built superglue gas chamber to lift fingerprints, and an autograph analyst proves signatures are fraudulent.
When Karen Doubleday is found dead in the woods, an image analyst and forensic ecologist help police find her killer. And can an archaeologist locate a woman who has been missing for 15 years?
A forensic biologist helps crack the cold-case murder of Brenda Page after 35 years, and a blood pattern analyst is called to investigate a murder in a post office.
Series 4
The 2005 murder of a Glasgow woman goes cold, but 17 years on, a Dutch soil expert helps convict the killer. And in another murder case, a blood analyst uses an unusual technique to crack the crime.
A disabled woman is murdered, and her neighbour is the prime suspect, but it takes a doctor to help put him in jail. And a linguistics expert helps convict a man stalking his ex.
A young boy is murdered, but his killer is not found. Thirty years on, a pollen expert finds crucial evidence. And a blood and fibre analyst helps find the killer of a shopworker.
Rachel Nickell was murdered in 1992. Ten years later, a team using new DNA technology finally identify her killer. In another case, a trace expert uses beer glass fragments to find an assailant.
A mother and her son vanish in 1976, leaving just a burnt-out car. Forty years later, a blood analyst helps police find out the truth. And a phone analyst helps find the killer of a drowned man.
The fatal shooting of Olivia Pratt-Korbel in Liverpool. An image analyst helps detectives unmask the killer. And two experts help police convict thieves who stole ancient treasure.
After a teenager is found dead in the woods, a pathologist analyses her stab wounds to shed light on the attack. When remains are found in Scotland, a crack team of experts nail the killer.
After fire crews find a body in a burning flat, a blood spatter analyst uses an untested method to find key evidence. And a cold case is solved using familial DNA for the first time.
Thirty years after six-year-old Rikki Neave was murdered, a soil expert helps convict his killer. And a wildlife forensic scientist helps police in an illegal ivory investigation.