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Show Synopsis

The 15th series of the original genealogy show Who Do You Think You Are? Returns with a star studded list of celebrity guests.

Who Do You Think You Are?

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Episode 4, Series 15

Sunday January 26 at 9:30am

Boy George

Episode 4 | Series 15

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

Episode 1, Series 10

Wednesday January 29 at 11:30am

Una Stubbs

Episode 1 | Series 10

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…

Episode 2, Series 10

Thursday January 30 at 11:30am

Nigel Havers

Episode 2 | Series 10

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

Episode 5, Series 15

Thursday January 30 at 8:30pm

Shirley Ballas

Episode 5 | Series 15

Shirley Ballas investigates her great-grandmother who abandoned her husband and children for a more exciting life in America.

Episode 2, Series 10

Friday January 31 at 4:25am

Nigel Havers

Episode 2 | Series 10

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

Episode 4, Series 10

Friday January 31 at 11:30am

Lesley Sharp

Episode 4 | Series 10

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.

Episode 4, Series 10

Saturday February 1 at 4:10am

Lesley Sharp

Episode 4 | Series 10

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.

Episode 5, Series 15

Sunday February 2 at 9:30am

Shirley Ballas

Episode 5 | Series 15

Shirley Ballas investigates her great-grandmother who abandoned her husband and children for a more exciting life in America.

Episode 5, Series 10

Monday February 3 at 11:30am

Gary Lineker

Episode 5 | Series 10

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…

Episode 8, Series 10

Tuesday February 4 at 11:30am

Sarah Millican

Episode 8 | Series 10

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

Episode 9, Series 10

Wednesday February 5 at 11:30am

Marianne Faithful

Episode 9 | Series 10

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.

Episode 10, Series 10

Thursday February 6 at 11:30am

John Simpson

Episode 10 | Series 10

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.

Episode 6, Series 15

Thursday February 6 at 8:30pm

Marvin Humes

Episode 6 | Series 15

Marvin Humes looks at his Jamaican and his English heritage, finding exceptional stories on both sides of the family.

Episode 1, Series 11

Friday February 7 at 11:30am

Julie Walters

Episode 1 | Series 11

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

Episode 6, Series 15

Sunday February 9 at 9:30am

Marvin Humes

Episode 6 | Series 15

Marvin Humes looks at his Jamaican and his English heritage, finding exceptional stories on both sides of the family.

Episode 2, Series 11

Monday February 10 at 11:20am

Brian Blessed

Episode 2 | Series 11

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

Episode 3, Series 11

Tuesday February 11 at 11:30am

Tamzin Outhwaite

Episode 3 | Series 11

New Tricks star Tamzin Outhwaite investigates her Italian ancestry.

Episode 4, Series 11

Wednesday February 12 at 11:30am

Brendan O'Carroll

Episode 4 | Series 11

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

Episode 5, Series 11

Thursday February 13 at 11:25am

Sheridan Smith

Episode 5 | Series 11

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

Episode 7, Series 15

Thursday February 13 at 8:30pm

Robert Rinder

Episode 7 | Series 15

Robert 'Judge' Rinder investigates his grandfather, a Holocaust survivor, and the dark mystery surrounding his great-grandfather.

Episode 6, Series 11

Friday February 14 at 11:30am

Mary Berry

Episode 6 | Series 11

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

Episode 7, Series 15

Sunday February 16 at 9:35am

Robert Rinder

Episode 7 | Series 15

Robert 'Judge' Rinder investigates his grandfather, a Holocaust survivor, and the dark mystery surrounding his great-grandfather.

Episode 7, Series 11

Monday February 17 at 11:30am

Martin Shaw

Episode 7 | Series 11

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

Episode 8, Series 11

Tuesday February 18 at 11:30am

Reggie Yates

Episode 8 | Series 11

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

Episode 9, Series 11

Wednesday February 19 at 11:30am

Billy Connolly

Episode 9 | Series 11

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

Episode 10, Series 11

Thursday February 20 at 11:20am

Twiggy

Episode 10 | Series 11

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

Episode 8, Series 15

Thursday February 20 at 8:30pm

Jonnie Peacock

Episode 8 | Series 15

Paralympian Jonnie Peacock looks back through the generations and ends up captivated by his four-times-great-grandmother.

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