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Expert WitnessSeries 3Episodes

  1. Wed 5 Aug 202610:45
    BBC One except Northern Ireland, Northern Ireland HD, Scotland, Scotland HD, Wales & 1 more

    Face of a Killer and Proof in the Pollen

    6/15A facial recognition expert helps Merseyside Police catch the killer of a young man.(R)

  2. Thu 6 Aug 202610:45
    BBC One except Northern Ireland, Northern Ireland HD, Scotland, Scotland HD, Wales & 1 more

    Hidden Blood and Traces of a Killer

    7/15An expert witness helps police link a drug gang to the death of a man in Wales.(R)

  3. Fri 7 Aug 202610:45
    BBC One except Northern Ireland, Northern Ireland HD, Scotland, Scotland HD, Wales & 1 more

    Threads of Evidence and Bad Chemistry

    9/15A UK fibre specialist brings closure to Australia’s longest-running murder investigation.(R)