Season 4 Episode
- Season 4 The Murder of Sarah Payne: Fields of Evidence
- Season 4 The Body in the Suitcase
- Season 4 The Wheelie Bin Killer
- Season 4 Cracking the Killer's Code
- Season 4 Catching a Cold Case Killer
- Season 4 Murderers, Messages and the Breakfast Killer
- Season 4 The Boy in the Woods - The Murder of Rikki Neave
- Season 4 Beneath the Ashes
- Season 4 Lured to the Woods
- Season 4 The Shooting of Olivia Pratt-Korbel
- Season 4 Blood on the Carpet
- Season 4 The Rachel Nickell Murder: Justice at Last
- Season 4 Unearthing the Truth
- Season 4 Blood on His Hands
- Season 4 Buried Secrets
Expert Witness - Season 4 Episode 8 Beneath the Ashes
5.00 29 minutes When fire crew discover a woman’s body in a burning flat, a blood spatter analyst uses a risky and untested method to reveal key evidence. And a Welsh cold case is solved when, for the first time, familial DNA is used to identify a serial killer.
