U and Dave ja vu

Clarkson sets out to compare the current Mercedes SL with the same model from 1972, doing the same with the Audi TT V6 and Ford's classic Capri V6. Johnny Vegas is the guest star.

PJ and Andy scramble to produce big gold after their main investor gives them an ultimatum. Chris discovers an ancient clue that could lead to his biggest payout yet.

PJ and Andy start a night shift to sluice their best pay dirt of the season, and machine breakdowns and exhaustion threaten Al's chances of finally turning a profit.

Four family-run mining crews in Canada's wild north try to make themselves rich in four months with the price of gold at a record high.

The wacky racing series that Isaac Newton would surely approve of: no engines, just gravity! Amateur teams descend on Mumbai to race their homemade soapboxes.

It's going downhill very fast in Santiago, as dozens of amateur racers hurtle through the Chilean capital with only gravity propelling their homemade vehicles.

The celebrities take on Ball Sports, teaching their dogs to put balls in a basket, for another Top Dog rosette and points on the leaderboard.

To celebrate another year of fishing, Paul and Bob travel to south west France to fish the River Lot and soak up the local culture.

Star names turn 'true detective' in the mirthful fact-or-fiction panel show. Jo Brand, Roisin Conaty, Paul Foot and Ray Mears join Lee Mack, David Mitchell and Rob Brydon.

The regulars plus Ray Winstone, Josh Widdicombe, Rachel Riley and Ricky Tomlinson make Yule fools out of each other by mixing festive fibs with facts. Top panel show laughs.

Rob Brydon hosts the witty panel show in which kidology is rewarded. David Mitchell, Lee Mack, Aisling Bea, June Brown, Adrian Chiles and Seann Walsh are the fabulous fabulists.

The gags from the fact-or-fiction panel show that cruelly hit the cutting room floor get a second chance in this witty compilation special! Rob Brydon hosts.

Simon Reeve leads a team of journalists into the Philippines, exploring the northern mountainous rice terraces and the war-torn Muslim regions of the south.

Guy Martin visits the Baltics to learn the truth about his Latvian grandfather and uncovers a story involving prisoner of war camps and the constant threat of death and deportation.

It's the grand final! The celebrities and their dogs must attempt one ultimate challenge to win vital points. Only one pair will be Wagging Rights champion.

Gabby Logan is host, with guest panellists comedian Nish Kumar and journalist Cathy Newman joining team captains Paul Merton and Ian Hislop as they delve into the news.

Shappi Khorsandi, Ross Noble, Johnny Vegas and Alan Davies answer questions on Journalism, including which lucky recipient has had the longest obituary in The Times.

Dara O Briain and Hugh Dennis pick out the plums from a news pie with the help of Angela Barnes, Ed Gamble, Rhys James, Milton Jones and Maisie Adam.