6/10 Actress Alex Kingston sets out to learn more about her great-grandfather William Keevil.
4/10 Annie Lennox uncovers complex family relationships blighted by illegitimacy and poverty.
3/10 Patrick Stewart investigates his father's extraordinary war career.
2/10 Gregg Wallace sets out to uncover the mystery of his great-grandfather.
1/10 Actress Samantha Womack delves into her family history.
5/10 Hugh Dennis learns about his grandfathers' experiences during the First World War.
10/10 Controversial artist Tracey Emin sets out to find out more about her East End roots.
7/10 Robin Gibb finds out how his paternal great-grandfather became a decorated soldier.
3/10 Sebastian Coe sets out to discover if there is any truth in his grandmother's claims.
4/9 Gardener Monty Don traces his family tree and unearths a bitter family feud.