BBC Who Do You Think You Are? filming takes place in Devon

Who Do You Think You Are? is set to return to screens this summer for its 20th anniversary as filming has commenced in Devon. Taking to Instagram, The Devon and Exeter Institution revealed the hit family show will be making a comeback with a picture of a camera crew in their historic library over the winter.

During the past two decades, the series has seen celebrities including the likes of Dame Judi Dench, Sir Ian McKellen, Kate Winslet, Graham Norton, Danny Dyer, Michelle Keegan, and many more going on unique and inspiring journeys to unravel family secrets and delve into their family lineage.

The Devon and Exeter Institution post on Instagram read: "The Institution features in the new series of Who Do You Think You Are? This summer, the esteemed family history show returns to BBC One and iPlayer, celebrating 20 years of delighting and astonishing the nation with Britain’s best-loved celebrities exploring the mysteries of their family trees.

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"Expect more shocking discoveries and revelations, as seven celebrities set out on their ancestral journeys and unveil epic family secrets. Filmed in the depths of winter, while there was no heating in the building, our celebrity and crew were gracious guests and we can’t wait to share more…Watch this space."

The return of Who Do You Think You Are? to BBC One and Player will see seven more of Britain's best-loved celebrities exploring the mysteries of their family trees. Spanning centuries of history, this series will take viewers across the UK and around the world including Ireland, Taiwan, Jamaica and Latvia as the celebrities search for answers.

Simon Young, BBC head of history, commented on the show's enduring success: "This year we have a stellar lineup to mark twenty years of the nation's favourite social history series. Time and again it proves the old adage that truth is stranger than fiction, while helping us all to understand the history of Britain and the world much better, so it's clear why our audiences have taken this series to their hearts. I'm so grateful to all the celebrities who have shared their family histories, and to the incredible production team that pulls it all together."

Colette Flight, executive producer for Wall to Wall Media, shared her excitement about the show's return: "In our twentieth year on air, we're delighted to be back with more of Britain's most popular celebrities investigating their family trees. As always, we've revealed extraordinary stories and moments from history that we've never told before, and the celebrities have been moved to tears, laughter, anger and joy learning about their ancestors' lives."

What is the celebrity line-up this season?

According to the BBC, BAFTA and RTS award-winning actress Vicky McClure finds out the harrowing story of her great-grandfather's experience as a Japanese Prisoner of War. Presenter, actor and comedian Paddy McGuinness discovers his grandfather's crucial role during World War Two and investigates his McGuinness surname in Ireland, discovering he nearly wasn't a McGuinness at all.

BRIT-nominated pop sensation Olly Murs embarks on a journey to Riga in Latvia, where he uncovers his circus-performing ancestors, proving that entertainment truly runs in his blood. Former Spice Girl Melanie Chisholm (Mel C) delves into her family history, discovering a political activist and the tale of how her ancestors survived the Great Famine in Ireland.

Actor, presenter and disability rights advocate Rose Ayling-Ellis stumbles upon an incident eerily similar to an EastEnders episode, which took place in a Birmingham pub. Reality TV queen from Essex, Gemma Collins encounters a relative she never knew existed and learns that her Essex roots run deeper than she ever imagined.

Olympic gold medallist and former heptathlon world champion Dame Jessica Ennis-Hill journeys to Jamaica, where she unravels the story of her ancestor's transition from slavery to land ownership.

The new series of Who Do You Think You Are? is set to hit screens this summer, airing on BBC One and iPlayer.