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Expert Witness Series 4 Episodes

  1. Mon 27 Jul 2026 10:45
    BBC One

    Beneath the Ashes

    8/15 After a body is found in a burning flat, a blood spatter analyst looks for evidence. (R)

  2. Tue 28 Jul 2026 10:45
    BBC One

    Lured to the Woods

    9/15 When a teen is fatally stabbed, an expert analyses the wounds to shed light on the attack. (R)

  3. Wed 29 Jul 2026 10:45
    BBC One

    The Shooting of Olivia Pratt-Korbel

    10/15 An image analyst helps detectives unmask the killer of a young girl in Liverpool. (R)

  4. Thu 30 Jul 2026 10:45
    BBC One

    Blood on the Carpet

    11/15 A mother and son vanish in 1976. Forty years on, a blood analyst helps to find the killer. (R)

  5. Fri 31 Jul 2026 10:45
    BBC One

    The Rachel Nickell Murder: Justice at Last

    12/15 Rachel Nickell’s murder was unsolved until DNA technology finally identified her killer. (R)

  6. Mon 3 Aug 2026 10:45
    BBC One London & London HD only

    Unearthing the Truth

    13/15 A boy's killer escapes detection. Thirty years on, a pollen expert finds crucial evidence. (R)

  7. Tue 4 Aug 2026 10:45
    BBC One London HD & London only

    Buried Secrets

    15/15 A murder in Glasgow goes cold. Seventeen years on, a soil expert helps convict the killer. (R)