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…

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

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.

Sports presenter and former footballer Gary Lineker follows the trail of his great, great, great grandfather James Pratt, and discovers that James was a poacher in Victorian England…

Comedian Sarah Millican is astonished to discover that her three times great grandfather was one of the first ever divers in the world.

Singer Marianne Faithfull investigates her mother's life and whether there is any truth in the rumour that the family was involved with the Austrian Resistance.

John Simpson always thought his great grandfather was Samuel F Cody. It was only later that John discovered that his great grandmother had run off with Cody.

Actress and national treasure Julie Walters follows her roots back to rural Ireland.

Brian Blessed has always loved his name - but has no idea where his ancestors came from.

New Tricks star Tamzin Outhwaite investigates her Italian ancestry.

Brendan O' Carroll attempts to track down the men who murdered his grandfather.

Actress Sheridan Smith is keen to know where her musical talent comes from.

Bake Off star Mary Berry sets off on a journey to find out more about her father's family.

Actor Martin Shaw investigates the story of his grandfather, who walked out on his family.

Presenter and DJ Reggie Yates sets out on the trail of his grandfather.

Billy Connolly travels to India in the footsteps of his army ancestors.

Twiggy sets off to investigate her Mum's family in Victorian London.