BBC First

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Sizing up three rounds of answers that are right, wrong, and plain old impossible.

A pop group is on an island with the manager recording an album, when the lead singer, Stevie Smith, is electrocuted in a swimming pool; a clumsy new officer J.P. Hooper joins the investigation.

A rock star is murdered in a locked theatre, forcing Mack to uncover the truth hidden in the band's decades-old history.

Stephen welcomes new players Miles and Steph, who both believe that they have what it takes to beat the returning Jeopardy!

Kate visits the hospital again to confirm what she sees and finally accepts that the ghosts are real and here to stay.

Rachel and Paul prepare to be godparents, provided Paul gets baptized first. While Rachel pursues eternal youth through squats, a newly single Amy throws herself into her music ahead of the Bedford Battle of the Bands as fangirl Sue cheers her on.

The ghosts treat Alison to a wonderfully festive Christmas present and Pat faces his past.

A new environmental report on global heating causes temperatures to rise in the Oversight Team as they try to find ways to combat not only the report but global heating itself.

Eric and Beth smell an ulterior motive when Cathy and Colin, fresh off a luxury cruise, try to pressure them into booking a group vacation together; when they decline, a new target surfaces, Christine, who has a refund burning a hole in her pocket.

Kate visits the hospital again to confirm what she sees and finally accepts that the ghosts are real and here to stay.

Rachel and Paul prepare to be godparents, provided Paul gets baptized first. While Rachel pursues eternal youth through squats, a newly single Amy throws herself into her music ahead of the Bedford Battle of the Bands as fangirl Sue cheers her on.

The ghosts treat Alison to a wonderfully festive Christmas present and Pat faces his past.

A new environmental report on global heating causes temperatures to rise in the Oversight Team as they try to find ways to combat not only the report but global heating itself.

Eric and Beth smell an ulterior motive when Cathy and Colin, fresh off a luxury cruise, try to pressure them into booking a group vacation together; when they decline, a new target surfaces, Christine, who has a refund burning a hole in her pocket.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Sizing up three rounds of answers that are right, wrong, and plain old impossible.

The top seven candidates prepare homegrown classics.

Going behind the scenes with the Panama Canal Railway; big track repairs, massive machines, and unrelenting deadlines.

Explorers discover tunnel systems, a sprawling city, and military barracks.

Hunt for the Amber Room, a Nazi-looted treasure that disappeared in 1944; track the final flight of bandleader Glenn Miller over the English Channel, then re-examine the arrest of Anne Frank to see if she was betrayed or a victim of coincidence.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

Measure up the conqueror and ponder whether he was a villain or a hero to history; following his horde's path of atrocities, which paved the way for stability and tolerance, and examine the secrets of his lost tomb and legacy.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

Learning that their posh neighbors have an ancient claim over their land, Mike and Alison throw a swanky dinner party to help resolve the issue; with the ghosts their only guide to high-class decorum, the evening starts badly and only gets worse.

Now juggling day jobs with their endless renovations, Mike and Alison are both penniless and exhausted when a luxury hotel chain makes them an offer they can't refuse; the ghosts vow to help the cash-strapped couple with get-rich-quick schemes.

Alison and Mike are trying to find a semi-harmonious routine with the ghostly housemates of Button House and are working towards a new money-making venture to fund their perpetual renovations.

Alison and Mike scramble to pick up the house after a long night of partying has left it a mess; the house is scheduled for a venue viewing, so the two are in a time crunch to clean; Alison investigates why the ghosts are acting so strangely.

Alison and Mike grapple with the latest obstacle to nailing down an event booking, but they're stymied by the Captain's past coming back to haunt him.

A discovery in the house leads Thomas to go down memory lane, but as Alison comes to realize, memory and reality don't always go hand in hand, especially when there are ghostly witnesses eager to tell their own version of events.

Mike is left alone with the ghosts at night for the first time but assures Alison she should have a night out; the ghosts happily pass the time with music club but are interrupted by some uninvited guests.

The big day has arrived at Button House, but some freak weather disrupts everyone's plans.

It's Christmas at Button House, and Mike is determined to make it perfect for his family; Alison is determined to deliver the best Christmas ever for the living and the dead, although the latter aren't filled with festive cheer.

When they discover a man living in a tent on their grounds, Alison and Mike, with the ghosts' help, learn that they have more to offer this Christmas than they realized.

The ghosts treat Alison to a wonderfully festive Christmas present and Pat faces his past.

A rock star is murdered in a locked theatre, forcing Mack to uncover the truth hidden in the band's decades-old history.

A pop group is on an island with the manager recording an album, when the lead singer, Stevie Smith, is electrocuted in a swimming pool; a clumsy new officer J.P. Hooper joins the investigation.

The ghosts treat Alison to a wonderfully festive Christmas present and Pat faces his past.

In a landmark TV moment, and to the huge delight of the studio audience, Graham welcomes the heir to the throne, His Royal Highness The Prince of Wales on to tonight's show; Oscar-winning Hollywood great Cate Blanchett; actress, singer, and star of Ted Lasso Hannah Waddingham; and Australian conservationist and presenter Robert Irwin.

A rock star is murdered in a locked theatre, forcing Mack to uncover the truth hidden in the band's decades-old history.

A pop group is on an island with the manager recording an album, when the lead singer, Stevie Smith, is electrocuted in a swimming pool; a clumsy new officer J.P. Hooper joins the investigation.

In a landmark TV moment, and to the huge delight of the studio audience, Graham welcomes the heir to the throne, His Royal Highness The Prince of Wales on to tonight's show; Oscar-winning Hollywood great Cate Blanchett; actress, singer and star of Ted Lasso Hannah Waddingham; and Australian conservationist and presenter Robert Irwin.

Ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds.

Weighing options carefully as Rick welcomes 24 new contestants, who all want a chance to make 10,000 one-pound coins rain from the giant exclamation point on stage; seeing who wins big by keeping their cool and dodging the impossible answers.

Players who think they know how to unlock a big payout.

When the lost tomb of King Tut is opened in 1922, it's not only the famous Curse that is unleashed.

Griff uncovers what it is about living in the Pacific Northwest that makes people strive for happiness and what he learned on his journey across Canada.

It's officially the third-highest snowfall in Manitoba in the last century; commercial fishers are plagued by deep drifts and hidden pockets of slush that can stop them in their tracks; Chris finds out the hard way that traveling alone is a bad idea.

Discover the devastation snow can bring as a hurricane blizzard hits the eastern coast of Canada in 2020; then glimpse its icy beauty in mesmerizing brinicles and snow flowers, and learn how artificial glaciers can be used to alleviate drought.

Braving the fast-moving rivers, the group paddles off the lake in search of natural salmon runs in the waterways; their efforts to corral the fish are more dangerous than they realized.

With their minds and bodies adapting to the land, the group welcomes a medicine teaching about the plants in Syilx territory; the adventurers struggle to find food and decide to try their hand at spearfishing in the river.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

Sandi Toksvig looks at quantity and quality with James Acaster, Bridget Christie, Alan Davies and Joe Lycett.

Sandi Toksvig looks at quads and quins with Aisling Bea, Nish Kumar and David Mitchell.

Gyles Brandreth, Judi Love and Kiri Pritchard-McLean.

Sandi Toksvig puts the UK-US special relationship under the microscope with Kemah Bob, Alex Edelman, David Mitchell, and Alan Davies.

Jordan Gray, Jason Manford, Sara Pascoe and Alan Davies to find the links between ugly feet, empty crisp packets, a Vermeer masterpiece and Countess Mountbatten's lingerie.

Sandi Toksvig dusts off her tinfoil hat for a look at ufology with Cally Beaton, Nish Kumar, Tom Ward, and Alan Davies.

Sandi and Alan look at some 'U' animals with Rhod Gilbert, Lara Ricote and Ahir Shah.

Tom Allen, Chris McCausland and Lou Sanders look at a range of unrelated 'U' topics.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Convinced that events catastrophic to the Cold War are being planned at the British Open Chess Championships, Sister Boniface must brush off her chess skills and join the tournament.

Frank and Lu must clear their names when they are framed for various crimes by some mysterious doppelgängers.

In a landmark TV moment, and to the huge delight of the studio audience, Graham welcomes the heir to the throne, His Royal Highness The Prince of Wales on to tonight's show; Oscar-winning Hollywood great Cate Blanchett; actress, singer and star of Ted Lasso Hannah Waddingham; and Australian conservationist and presenter Robert Irwin.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Three couples face a series of 50/50 questions which hurtle The Answer Run down towards them; across three rounds, the couples build up their cash pots, but only one pair can face The Final Run and win the chance to take home their cash prize.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Three couples face a series of 50/50 questions which hurtle The Answer Run down towards them; across three rounds, the couples build up their cash pots, but only one pair can face The Final Run and win the chance to take home their cash prize.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

The bakers are challenged to re-create popular British desserts.

Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations.

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

The bakers are challenged to re-create popular British desserts.

Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations.

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Sandi Toksvig goes to university with Guz Khan, Joe Lycett, Morgana Robinson and Alan Davies.

Sandi Toksvig takes a look at upbringing with Sally Phillips, Josh Pugh, Aaron Simmonds and Alan Davies.

Picking through a minefield of answers as challengers clash for £10,000.

Roman Kemp and sidekick Sarah Greene host the quiz show where contestants race on moving podiums across the studio floor; correct answers get the players moving, while wrong answers will stop them in their tracks.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Kate visits the hospital again to confirm what she sees and finally accepts that the ghosts are real and here to stay.

The ghosts treat Alison to a wonderfully festive Christmas present and Pat faces his past.

Rachel and Paul prepare to be godparents, provided Paul gets baptized first. While Rachel pursues eternal youth through squats, a newly single Amy throws herself into her music ahead of the Bedford Battle of the Bands as fangirl Sue cheers her on.

People bring prized possessions for evaluation and pricing.

It's Pastry Week and the bakers will be trying to avoid soggy bottoms at all costs.

Izzie and JJ visit rural Oxfordshire to assess Stephen and Sarah's collection of automobilia and collectibles; JJ takes a restoration risk with a power sander, while Izzie sells car parts to new owners.