Ever since appearing as Ma Larkin in The Darling Buds of May, actress Pam Ferris has been a household name. At the age of 13 she emigrated from Wales to New Zealand and for the first time in over 40 years Pam makes an emotional return visit to her home town of Aberkenfig in South Wales. The journey includes some extraordinary revelations and family reunion.

Journalist and broadcaster Janet Street-Porter travels back to the tiny village of Llanfairfechan in North Wales, where more than 7 generations of her family once lived. She learns that, although humble, she came from a family of hard grafters with a special affinity to Wales.

Janet also re-lives some of her childhood memories of holidays in the area, and recalls a difficult relationship with her mother over the years. From ghosts to quarrying, Welsh speaking to secret gangs - this is the story of Janet Street-Porter and her Welsh ancestry.

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.

Assumed identities, bigamy and murder, not only the stuff of Emmerdale but also of actor Patrick Mower's real life family, as he discovers when he makes an emotional journey back to his roots in Porth, South Wales.

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.

Oscar-winning actress Susan Sarandon travels to Wales in search of her ancestors. The Hollywood star has always believed that her family originally came from Wales but will she be able to prove it? Joined by ten members of her family, her search begins in west Wales, where she enlists the help of genealogists and DNA experts.

Rolf Harris shares the extraordinary story of his Welsh heritage with his 10-year-old grandson Marlow as they travel to Wales to restore a portrait painted by Rolf's grandfather, the artist GF Harris.