DNA Journey Catch up on the ITV Hub Full Series Series 2 available Celebrities dive into the past to discover where they come from. Using cutting edge DNA technology, they reveal surprising truths about their bloodlines and find relatives they never knew existed. 6 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Series 3 Latest 3. Jayne Torvill and Christopher Dean Olympians Torvill and Dean share an emotional journey to uncover their family histories. Full Series Series 2 1. Jamie Redknapp and Freddie Flintoff Freddie Flintoff and Jamie Redknapp discover their family history using DNA. 2. Amanda Holden and Alan Carr TV personalities Amanda Holden and Alan Carr delve into their family histories. 3. Martin and Roman Kemp Father and son duo Martin and Roman Kemp take a family road trip of a different kind. Series 1 Episode 2 Ant and Dec head to New York to trace their family lines further. Episode 1 Ant and Dec uncover their family histories using a combination of DNA and genealogy.