4 Tymor
60 Pennod
Expert Witness - Season 4 Episode 13
A 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?
- Blwyddyn: 2024
- Gwlad: United Kingdom
- Genre: Documentary, Crime
- Stiwdio: BBC One
- Allweddair:
- Cyfarwyddwr:
- Cast: Ashley John-Baptiste
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