Millionaire Hoarders returns, as experts sift through houses, stately homes and castles crammed full of potential treasure to unearth items that could raise life-changing sums of cash. But can our fanatical collectors bear to part with their beloved possessions? In this episode, Claire and Frankie - the current custodians of the national landmark Bamburgh Castle, in Northumberland - are constantly thinking of ways to entice visitors through their doors, and a plan to create a brand-new visitor attraction is on the cards to help drive tourists. However, with the mounting costs required to maintain this stunning castle for the nation, they are in dire need of a cash injection, so they call on expert Clive to help look for something among the castle's archives. Clive is stunned when he discovers a wrecked Mark1 Spitfire within the castle. Meanwhile, vintage-loving Bola collects all things retro, including cars, clothes and china - but now her son needs funds for his chosen career. Can expert Paula help?

The new series continues, as experts sift through houses, stately homes and castles crammed full of potential treasure to unearth items that could raise life-changing sums of cash. But can our collectors bear to part with their beloved possessions? When Denise and Brett bought their dream French chateau, one of the conditions of sale was the purchase of all of its contents, from chandeliers to suits of armour, books and jewellery. They need help with working out what they've got, so expert Katie heads to France, where she's surprised to find what could turn out to be a French national treasure. Back in England, Anita has one of the greatest royal collections in the world. But she's missing one final piece: something from William and Mary's era, when royal memorabilia began. Expert Ronnie is called in to help her to raise the £5k she needs to buy the piece she wants.