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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 1, Series 15

Thursday April 22 at 4:15pm

Michelle Keegan

Episode 1 | Series 15

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

Episode 1, Series 15

Friday April 23 at 1:10am

Michelle Keegan

Episode 1 | Series 15

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

Episode 2, Series 15

Friday April 23 at 4:15pm

Olivia Colman

Episode 2 | Series 15

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

Episode 2, Series 15

Saturday April 24 at 1:45am

Olivia Colman

Episode 2 | Series 15

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

Episode 1, Series 15

Sunday April 25 at 12:55am

Michelle Keegan

Episode 1 | Series 15

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

Episode 2, Series 15

Sunday April 25 at 1:55am

Olivia Colman

Episode 2 | Series 15

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

Episode 7, Series 16

Sunday April 25 at 7:30pm

Sharon Osbourne

Episode 7 | Series 16

Sharon Osbourne uncovers the difficult circumstances of her mother's and grandmother's lives, and is stunned to learn that her great-grandmother was born in the US.

Episode 7, Series 16

Monday April 26 at 1:30am

Sharon Osbourne

Episode 7 | Series 16

Sharon Osbourne uncovers the difficult circumstances of her mother's and grandmother's lives, and is stunned to learn that her great-grandmother was born in the US.

Episode 3, Series 15

Monday April 26 at 4:15pm

Lee Mack

Episode 3 | Series 15

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

Episode 3, Series 15

Tuesday April 27 at 2:15am

Lee Mack

Episode 3 | Series 15

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

Episode 4, Series 15

Tuesday April 27 at 4:15pm

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 4, Series 15

Wednesday April 28 at 1:40am

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 5, Series 15

Wednesday April 28 at 4:15pm

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 15

Thursday April 29 at 1:30am

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 6, Series 15

Thursday April 29 at 4:15pm

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 6, Series 15

Friday April 30 at 1:35am

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 7, Series 15

Friday April 30 at 4:15pm

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 15

Saturday May 1 at 1:45am

Robert Rinder

Episode 7 | Series 15

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

Episode 3, Series 15

Saturday May 1 at 10:15pm

Lee Mack

Episode 3 | Series 15

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

Episode 4, Series 15

Saturday May 1 at 11:15pm

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 5, Series 15

Sunday May 2 at 12:15am

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 6, Series 15

Sunday May 2 at 1:15am

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 7, Series 15

Sunday May 2 at 2:15am

Robert Rinder

Episode 7 | Series 15

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

Episode 8, Series 16

Sunday May 2 at 7:30pm

Mark Wright

Episode 8 | Series 16

Former TOWIE star Mark Wright discovers that his ancestors included an Andalucian master swordsman and a Spaniard who was burned at the stake during the Inquisition.

Episode 8, Series 16

Monday May 3 at 1:40am

Mark Wright

Episode 8 | Series 16

Former TOWIE star Mark Wright discovers that his ancestors included an Andalucian master swordsman and a Spaniard who was burned at the stake during the Inquisition.

Episode 8, Series 15

Monday May 3 at 4:15pm

Jonnie Peacock

Episode 8 | Series 15

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

Episode 8, Series 15

Tuesday May 4 at 2:30am

Jonnie Peacock

Episode 8 | Series 15

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

Episode 1, Series 17

Tuesday May 4 at 4:15pm

Jodie Whittaker

Episode 1 | Series 17

Doctor Who actor Jodie Whittaker finds out how her great-great-grandfather worked his way up from child labourer in a Yorkshire coal mine to mine owner.

Episode 1, Series 17

Wednesday May 5 at 1:30am

Jodie Whittaker

Episode 1 | Series 17

Doctor Who actor Jodie Whittaker finds out how her great-great-grandfather worked his way up from child labourer in a Yorkshire coal mine to mine owner.

Episode 2, Series 17

Wednesday May 5 at 4:15pm

David Walliams

Episode 2 | Series 17

David Walliams learns of his great-grandfather's traumatic experiences during the First World War, which condemned him to a lifetime in what was then called a lunatic asylum.

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