Expert Witness
S04E05 Catching a Cold Case Killer
Could the unravelling of a dressing gown cord, which was used to murder Mary McLoughlin 35 years prior, finally uncover her killer's identity? Meanwhile, when a student's body is discovered inside a suitcase, an expert in soil analysis examines muddy shoes to aid in cracking the case.
Season 4 Episodes
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The Murder of Sarah Payne: Fields of Evidence
The Body in the Suitcase
The Wheelie Bin Killer
Cracking the Killer's Code
Catching a Cold Case Killer
Murderers, Messages and the Breakfast Killer
The Boy in the Woods - The Murder of Rikki Neave
Beneath the Ashes
Lured to the Woods
The Shooting of Olivia Pratt-Korbel
Blood on the Carpet
The Rachel Nickell Murder: Justice at Last
Unearthing the Truth
Blood on His Hands
Buried Secrets