Actor Danny Dyer sets out to discover the history of his family in the East End of London.

Una Stubbs never met her paternal grandparents even though they didn't die until she was in her 20s. In her quest to find out more, Una uncovers a story of illegitimacy and poverty…

Amanda Holden explores her French ancestry.

Liz Bonnin investigates her parents' lineages on the islands of Trinidad and Martinique.

Singer Cheryl traces her roots and discovers a sea-faring ancestor and a family tragedy.

Ricky Tomlinson traces his roots and discovers that he comes from generations of carters.

Sir Ian McKellen uncovers a theatrical ancestor and a Victorian political activist.

Actor Nigel Havers is usually cast in upper class roles, but his roots turn out to be very different.

Greg Davies uncovers the deepest Welsh roots anyone could wish for.

Warwick Davis uncovers the story of his three times great grandfather - a postman who lived a double life.

Actor Sunetra Sarker sets out to explore the Bengali heritage she ignored when she was growing up in Liverpool.

BBC News presenter Sophie Raworth discovers a tragic but inspiring tale of ancestors who risked everything to move to America.

Actor Charles Dance explores his family history and is determined to learn about his dad.

Actress Lesley Sharp was adopted when she was five weeks old. She traced her birth mother over twenty years ago and found she was the result of her mother's affair.

Strictly judge Craig Revel Horwood heads to Australia to learn more about his family.

Sports broadcaster Clare Balding uncovers an extraordinary American dynasty.

Citizen Khan star Adil Ray explored rumours of a link to African royalty.

Baker Paul Hollywood finds out about his grandfather's experiences in World War II.

Presenter Emma Willis' family history leads her down two very different paths in Ireland.