Denise Nurse heads to the Garden of Wales, aka Carmarthenshire, to help a pair of retired medical professionals from Jersey find a country retreat for them and their dog. However, it's the amazing mystery house that really gets tails wagging. If you've ever wondered what it's like to have beavers in your backyard, then this one's for you.

Along the way, Denise meets a couple who escaped to the county to open a tea shop, proving there's always time for a fresh start and a good brew.

Returning Champion; 

Fleur East chats exclusively to the latest couple who missed out on a place in the semi-final. Plus more interviews and backstage gossip as the couples prepare for two dances for the first time.

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Clive Myrie presents another heat of the classic quiz where contenders take on the famous black chair under the glare of the spotlight and the ticking clock in an attempt to become the next Mastermind champion.

The specialist subjects are the boxer Muhammad Ali, Homer's Iliad, British and Irish World Heritage Sites and the songs of the American singer Dory Previn.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

The semi-finals loom, and the questions are getting trickier. For example, what would come fourth in this sequence: South Africa: 4/8, New Zealand 3/10 and Australia 2/10?

The UK is plagued by potholes. They can cost drivers dear, injure and even kill. So why are there so many, and why are councils struggling to stay on top of the problem? Richard Bilton investigates.

Officers embark on a pursuit in a bid to catch a group of suspects reportedly linked to an attempted stabbing. In Corby, dog handler Lucy and her canine crewmates are quick to respond when a driver legs it from a car that reeks of cannabis. Rachel and Callum set out to stop an 82-year-old with a revoked driving licence who is failing to stop on the M1.

Carbon is the very essence of life on earth. So how does this element, that is so central to our existence, pose such a threat to the planet? We investigate the story of carbon.

The round of 16 continues as another two teams of students set out to secure themselves a place in the quarter-finals. Amol Rajan asks the questions.

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GK Barry, Jamali Maddix and the host pass judgement on a man who steals from shopping trollies while a mother and daughter settle an awkward dispute.

An unlicensed driver flees from police, sparking a frantic pursuit involving firearms officers and a police helicopter. As officers track down a man suspected of driving without a licence or insurance, they find a surprise lurking in his boot - empty barrels and the stench of diesel. Also, police respond to a crash involving a young biker.

When a 999 call comes in reporting that 67-year-old HGV driver Bikkar has suffered a cardiac arrest, Dr James Rait and paramedic Joe Epton are immediately dispatched. In Hillingdon, Dr David Metcalfe and Critical Care Paramedic Lia Brown race to the aid of 44-year-old John who has burns to his head, arm and hand after lighting a bonfire with petrol.

Documentary series that captures real-life drama at its most intense, following the work of Bedfordshire Police around the clock as they investigate major crimes.

The semi-finals are here, and the celebs head back to medieval England for their first task, before returning to the MasterChef kitchen for a truly tasty cook-off.

'Tis the season as the gang are back for some festive cheer. There's plenty to be merry and bright about as everyone prepares for a magical Christmas.

Henry Cole and Fuzz Townshend visit Graham's Essex shed, packed with bikes, and uncover a Suzuki GSX-R750 Slabside, Henry's dream machine and a true Japanese icon.

Henry Cole and Fuzz Townshend visit Jeff's tractor-packed shed in Chepstow and uncover a Grey Fergie, the iconic Ferguson TE20 that helped transform farming forever.

Live from SoFi Stadium, Inglewood, CA. With host Scott Van Pelt and analysts Marcus Spears, Ryan Clark, Jason Kelce and NFL Insider Adam Schefter. The crew reviews Sunday's games and looks ahead to the MNF matchup while updating fans on the latest league news. 

At the Big Sac holiday party, Colette tries to impress Noa before his single "window" closes. Meanwhile, Barb's effort to save the East Hollywood DMV backfires when she accidentally tackles the director, but assistant Sally steps in to help.

Rob Riggle and Finesse Mitchell face off; a grocery store manager plays against an accountant.