Oscar-winning actor Kate Winslet finds out that her three times great grandfather was in prison! 🚨 SUBSCRIBE FOR MORE 🔔 : http://bit.ly/WDYTYAyt ▶ WATCH MORE WHO DO YOU THINK YOU ARE: http://bit.ly/WDYTYAClips 📺 British Prime Minister Boris Johnson 👉 https://bit.ly/B0RlSJ0HNSON 📺 Academy Award-winning actress Olivia Colman 👉 https://bit.ly/0IiviaCoIman 📺 Chat show king Graham Norton 👉 https://bit.ly/GrahamN0rt0n In each episode, one of Britain's best-loved celebrities traces their family tree to reveal the surprising, extraordinary and often moving stories of their ancestors. We publish new videos twice a week with the most memorable moments from the show. Subscribe now and click on the bell 🔔 to get notifications every time we upload a new video! FOLLOW US ON TWITTER 👉 https://twitter.com/wdytya_uk CHECK OUT THE WHO DO YOU THINK YOU ARE WEBSITE 👉 http://bit.ly/WdytyaBBC