Who Do You Think You Are?Series 21Season 21 · 2024 · 7 episodesStars delve into their family history to find moving, funny and extraordinary stories.MoreEpisodes1Vicky McClureVicky McClure goes on an emotional journey to Taiwan to find out what happened when her great-grandfather was captured as a prisoner of war in World War Two.2Paddy McGuinnessPaddy McGuinness uncovers his grandfather’s vital work in World War Two, how his other grandfather was involved in the Boer War and the family’s journey from Ireland to Bolton.3Melanie ChisholmMelanie Chisholm is fascinated to discover that her ancestors include a moneylender, a campaigner for social reform and a family fleeing the famine in Ireland.4Rose Ayling-EllisActor, presenter and deaf rights campaigner Rose Ayling-Ellis goes in search of her family history. She encounters a pub landlady and hunts for a rumoured Italian connection.5Dame Jessica Ennis-HillJessica Ennis-Hill discovers the truth behind a family mystery and finds out about her Jamaican four-time great-grandfather’s journey from enslavement to land ownership.6Olly MursOlly Murs explores his grandfather’s Latvian roots, discovers his great-grandparents were circus performers, and how a wartime decision led to a tragic family estrangement.7Gemma CollinsGemma Collins goes on an emotional journey discovering why her mother was fostered; connecting with a long-lost cousin; and finding out her Essex roots go back over 200 years.Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 12Season 13Season 14Season 15Season 16Season 17Season 18Season 19Season 20Season 22Season 23