Lost connections and unfamiliar histories are revealed as celebrities trace their family trees.
Twin doctors Chris and Xand van Tulleken discover more about their Dutch heritage.
Comedian Chris Ramsey discovers he鈥檚 from a long line of startlingly lucky ancestors.
Emily Atack discovers a famous whistler and the secrets behind Paul McCartney鈥檚 harmonies!
Oscar-winning actor Kate Winslet discovers whether she has Scandinavian ancestry.
Father-and-son comedy team Jack and Michael Whitehall investigate their family tree.
Footballer Alex Scott learns about her Jewish and Jamaican ancestry.
Doctor Who and Broadchurch actor Jodie Whittaker investigates her family history.
Matt Lucas uncovers an extraordinary family connection to Anne Frank.
Ralf Little heads to Orkney to investigate his grandfather鈥檚 role in the Second World War.
Naomie Harris鈥檚 dramatic discoveries inspire her to anger, sadness and tears of joy.
Sue Perkins learns about the German branch of her family, who were refugees during WWII.
Actress Olivia Colman travels to India to find out more about a relative.
Comedian Josh Widdicombe traces his extraordinary ancestry back to the Tudor nobility.
Katherine Ryan鈥檚 family history leads her from Nova Scotia and Newfoundland to Dorset.
The dramatic story of the robbery of Daniel Radcliffe's family's jewellery business.
Actress June Brown discovers how momentous historical events shaped her family's destiny.
Ed Balls explores his ancestry, investigating a possible link to Nelson's HMS Victory.
YouTuber Joe Sugg learns about an ancestor who survived the Great Fire of London.
Singer Pixie Lott discovers she is descended from three generations of military musicians.
Comedian and presenter Joe Lycett uncovers a dark family history.
Judi Dench's journey through her ancestry leads her to 16th-century Denmark.
Crime writer Richard Osman learns that one of his ancestors was an amateur sleuth.
Former TOWIE star Mark Wright learns of a Spanish ancestor who survived the Inquisition.
Paul Merton traces the life of his grandfather, who is said to have been lost at sea.