Episode 1
Zoë Ball
57m
Zoe Ball follows in her ancestors’ footstep in a journey that takes her from Scotland to Cornwall as she uncovers stories of resilience and the importance of family over place.
Episode credits
Guest stars Zoë Ball
TV series
Who Do You Think You Are?
2004TV-PG23 seasons7.0 / 10
A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.
Availability
Not streaming in United States
Checked Jul 22, 2026
Who Do You Think You Are? premiered October 12, 2004. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.
Season 23 episodes
Choose an episode, then use the watch options above for the show.
Where to watch Who Do You Think You Are?
Episode 2
Amy Dowden
57m
Strictly dancer Amy Dowden turns amateur sleuth, travelling to west Wales to see if she can discover the truth behind a rumour of murder in her family history.
Episode credits
Guest stars Amy Dowden
Episode 3
Joe Swash
58m
Joe Swash goes in search of his Italian roots. Along the way, he finds stories of murder, banditry, an inspiring political activist and a family bar in southern Italy.
Episode credits
Guest stars Joe Swash
Episode 4
Ruth Madeley
58m
Ruth Madeley unearths a long-buried family secret about an adoption, and a mystery that requires DNA testing and meticulous genealogical detective work to uncover a lost ancestor. Show more
Episode credits
Guest stars Ruth Madeley
Episode 5
Toby Jones
57m
Toby Jones explores an extraordinary acting dynasty on his mum’s side, and he is determined to discover whether his dad’s stories of a connection to India are fact or fiction.
Episode credits
Guest stars Toby Jones
Episode 6
Adeel Akhtar
58m
Adeel Akhtar wants to know how his ancestors came from India to Kenya and makes a surprising discovery that his roots in the country run deeper than he ever imagined.
Episode credits
Guest stars Adeel Akhtar
Episode 7
Dame Harriet Walter
57m
In a journey from Whitehall to Italy and Australia, Harriet Walter discovers a colourful cast of ancestors, taking her from the debtor’s court to the opera house via Italian nobility.
Episode credits
Guest stars Harriet Walter
Episode 8
Katarina Johnson-Thompson
58mfinale
Katarina Johnson-Thompson travels to The Bahamas and Miami in search of her ancestry. She discovers tales of resilience and courage during a period of shocking racial segregation.
Episode credits
Guest stars Katarina Johnson-Thompson
Episode information updated Jul 23, 2026
Available now in United States
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More about Who Do You Think You Are?
Cast
Angela GriffinSelf - Narrator
David BaddielSelf
Amanda RedmanSelf
Robert LindsaySelf
David DickinsonSelf
Ian HislopSelf
Jeremy ClarksonSelf
Vic ReevesSelfProduction details
- Status
- Returning Series
- Series type
- Documentary
- Episodes
- 186
- Original language
- English
Networks & production
BBC OneUnited Kingdom
BBC TwoUnited Kingdom
Wall to WallUnited Kingdom
Themes
ancestrycelebritygenealogy