Gareth Malone sets out to find out how far back his family's passion for music goes.

Actress Anne Reid sets out to find out more about the history of her father's family.

Journalist Frank Gardner learns more about his mother's side of the family.

Anita Rani find out what happened to her grandfather during the Partition of India.

Actor and writer Mark Gatiss untangles a tale of rags to riches in his family history.

Frances de la Tour's family tree holds a clue which hints at aristocratic ancestors.

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

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.

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.

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.

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

Pop star Lulu travels to Glasgow to get to the bottom of a family mystery.

Fearne Cotton learns about her Welsh great-grandfather who worked down a coal mine at 13.

Noel Clarke visits the Caribbean to learn more about his family.

Actress Lisa Hammond wants to understand her grandfather's WWII experiences.

Ruby Wax learns about the plight of her parents, who fled the Nazis and went to America.

Michelle Keegan uncovers some exceptional women on her family tree, including a special connection to the suffragettes.

Oscar-winning actress Olivia Colman travels to India to find out more about her great-great-great-grandmother.

Comedian Lee Mack finds out more about his great-grandfather, who was also a comedian, known as Billy Mac.

Boy George expects to find sadness in his family tree, but delights in a new sense of his family being part of Irish history.