Paul Daniels sets out to discover his Welsh heritage and uncovers dark family secrets as well as the extraordinary story of three generations of his family who kept law in the market town of Carmarthen.

Singer Petula Clark makes an emotional journey back to Wales to trace the story of her family tree. Evacuated in WW2 to live with her grandparents in the South Wales valleys, Petula Clark began her singing career in the concert halls of Wales. 60 years later she is back to discover her family's story in Wales and re-unite with old friends.