Series that gives buyers the chance to test-drive a property before they buy it. Ed Hall and Kristian Digby search for a picture perfect pad in Olney. Show more

The eight regional champions cook their main courses in a bid to secure a place on the menu of a banquet celebrating British innovation. Carol Vorderman is the guest judge. Show more

The remaining chefs compete over dishes inspired by science and innovation from the south west of England, but who will win and who must go home? Show more

With delicious dishes celebrating Scotland’s landmark inventions, who will be judged the winner for Scotland? The judges, including bestselling author Caroline Criado-Perez, must decide. Show more

Guest judge Helen Sharman, Britain’s first astronaut, helps decide the winner from the two remaining chefs. Both have dishes themed around space, but whose will rocket them to success? Show more

Four chefs compete for the central region with canapes, starters and fish dishes inspired by British invention and innovation. With a surprise extra judge, who will be eliminated? Show more

Guest judge Professor Chris Jackson, geologist and adventurer, helps decide the winner from the two remaining chefs. Both have pioneering dishes, but whose will rocket to success? Show more

Guest judge Sophie Conran, cook, author and designer, helps decide the winner from the two remaining chefs. Both have truly pioneering dishes but who will take the crown today? Show more

The eight regional champions cook their fish courses to win a place on the menu of a banquet celebrating British innovation. Engineer and TV presenter Zoe Laughlin is guest judge. Show more

Four chefs compete for Scotland with canapes, starters and fish dishes inspired by British invention and innovation. With veteran chef Tom Brown, who will be eliminated? Show more

The remaining chefs compete over main and dessert dishes inspired by science and innovation, particularly Scotland’s legacy of inventions. But who will win, and who must go home? Show more

Four chefs compete for the North East, Yorkshire and Humber region with canapes, starters and fish dishes inspired by British invention and innovation. Show more

The remaining chefs compete over mains and desserts inspired by science and innovation. But with such high-level cooking, who will finish in front and who must go home? Show more

Guest judge and legendary designer Thomas Heatherwick helps decide the winner from the two remaining chefs. Both have pioneering dishes, but whose will rocket them to success? Show more

Who will be judged the winner of the North West of England with delicious dishes celebrating invention? The judges, including one of Britain’s best loved designers, must decide. Show more

Four top chefs compete for the London and the South East region with canapes, starters and fish dishes inspired by British invention and innovation. Show more

The remaining chefs compete over dishes inspired by science and innovation. But with such high-level cooking, who can keep their lead and who must go home? Show more

The remaining chefs compete over dishes inspired by science and innovation but when two chefs go head to head with lamb dishes – who will win and who must go home? Show more

Two top chefs from Wales go head-to-head with dishes celebrating Welsh produce, Welsh entrepreneurs and pioneers in their fields. But who will come out on top? Show more

Four chefs compete for Wales with canapes, starters and fish dishes inspired by British invention and innovation. Who will be eliminated? Show more