

Expert Witness
Series 4
Ashley John-Baptiste presents this daytime true crime documentary series exploring the inside stories of how expert witnesses helped solve some of the UK's most complex major crime cases.
Where to Watch Series 4
15 Episodes
- The Murder of Sarah Payne: Fields of EvidenceE1
The Murder of Sarah Payne: Fields of EvidenceThe heart-wrenching case of eight-year-old Sarah Payne, who was abducted and murdered. A forensic ecologist finds a vital link between the suspect and the gravesite. And an expert witness analyses blood at the scene, where remains are found in a freezer - The Body in the SuitcaseE2
The Body in the SuitcaseA twisted killer throws two suitcases containing severed remains into a canal, and it’s down to a 3D-scanning expert to uncover the crucial evidence needed to convict him. And a forensic entomologist helps prove a suspected case of extreme dog neglect. - Murderers, Messages and the Breakfast KillerE6
Murderers, Messages and the Breakfast KillerIn a horrifying case of mistaken identity, a man is stabbed to death in his home. Can an intelligence analyst help convict the suspects? And when a teenager is found beaten to death, a trace evidence specialist helps police confirm the murder weapon. - The Boy in the Woods - The Murder of Rikki NeaveE7
The Boy in the Woods - The Murder of Rikki NeaveNearly 30 years after six-year-old Rikki Neave was brutally murdered, the cold case is reopened and evidence from a soil expert proves crucial in convicting his killer. And a wildlife forensic scientist helps police in an illegal ivory investigation. - The Shooting of Olivia Pratt-KorbelE10
The Shooting of Olivia Pratt-KorbelThe devastating case of a gunman fatally shooting a young girl in Liverpool. An image analyst helps detectives unmask the notorious killer. When valuable antique coins are dug up illegally, two expert witnesses help police to convict the suspects. - The Rachel Nickell Murder: Justice at LastE12
The Rachel Nickell Murder: Justice at LastThe brutal, unsolved murder of Rachel Nickell on Wimbledon Common shocked the nation. Ten years on, can a forensic team using new DNA technology identify the killer? And a trace expert’s analysis of glass fragments from a beer glass connects a suspect to a vicious assault. - Unearthing the TruthE13
Unearthing the TruthA young boy is beaten to death, but his killer evades justice. Three decades on, a pollen expert finds a crucial link between a suspect and the brutal murder. And after a vicious attack leaves a man dead, can a blood and fibre analyst help trace the killer?