BBC First

The death of a scientist at the site of a live volcano proves a difficult case to crack for Humphrey and his team.

Ralph Fiennes is on the sofa to talk about his play, "Grace Pervades"; Anna Faris returns to the world of "Scary Movie" for another instalment; Olivia Cooke is talking about the series "House of the Dragon"; and comedian Michelle De Swarte.

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.

Hitting rewind on a previous nail-biting finale; testing knowledge of Julia Roberts films; seeing what a mum of three knows about Narnia; a tennis trivia test; locking in a win on the science jackpot question.

A question on US state capitals; a tense showdown over extinct animals; a James Bond fan who outwits and outguns the competition to snag the first 10,000-pound win of the series.

Chris starts his season with a massive catch of Tullibee, only to see his happiness cut short; Justin and Mike start in Hecla and hit the mother lode; a critical fish market closes; Richard's close call on the ice.

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.

British comedian and travel enthusiast Griff Rhys Jones explores the frozen wilds of Canada's north, in the province of Manitoba.

Chris starts his season with a massive catch of Tullibee, only to see his happiness cut short; Justin and Mike start in Hecla and hit the mother lode; a critical fish market closes; Richard's close call on the ice.

The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization; from west to east, from five stories up to one kilometer high, there's nowhere to go but up.

The view from above reveals a derelict complex of pod-like structures with seemingly alien origins; a bewildering concrete construction in the mountains of Bosnia; a puzzling collection of out of place shapes discarded in the wilds of Greenland.

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.

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.

Zoe Lyons, Dan Tiernan, and Josh Widdicombe join Sandi.

Sandi Toksvig joins Bridget Christie, Rosie Jones, Cariad Lloyd and Alan Davies to find out about Ulex and other obscure U words.

Sandi Toksvig hosts as "QI" goes voyaging with Nabil Abdulrashid, Joe Lycett, Lou Sanders and Alan Davies.

Sandi Toksvig gets vocal with Ed Byrne, Jimmy Carr, Judi Love and Alan Davies.

Ross Noble, Sara Pascoe and Sally Phillips join Sandi and Alan for a varied episode.

Sandi Toksvig takes a QI look at some vets with Tom Allen, Melanie Bracewell, Desiree Burch and Alan Davies.

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 find themselves trapped in famous author Greg Alban's house.

Ralph Fiennes is on the sofa to talk about his play, "Grace Pervades"; Anna Faris returns to the world of "Scary Movie" for another instalment; Olivia Cooke is talking about the series "House of the Dragon"; and comedian Michelle De Swarte.

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.

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.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

With food low, the group decide to move into new lakes but deciding which spot is best still requires patience and effort; after a long day of paddling, and switching their camp location, Joshua and Karly are too tired.

A long portage breaks into a windy lake, but with a deft hand the three canoes take to the water and make good time.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

With food low, the group decide to move into new lakes but deciding which spot is best still requires patience and effort; after a long day of paddling, and switching their camp location, Joshua and Karly are too tired.

A long portage breaks into a windy lake, but with a deft hand the three canoes take to the water and make good time.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

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.

Melanie from Worcestershire, Matt from Manchester, Phil from London and Lisa from Ellesmere Port team up to face one of the country's finest quiz experts.

Sandi Toksvig is joined by Maisie Adam, Jack Dee, Kiri Pritchard-McLean and Alan Davies.

Aisling Bea, Mark Watson and Michelle Wolf join Sandi Toksvig and Alan Davis for a volatile episode.

Halle Berry, Chris Hemsworth, Rachel McAdams and John Bishop join Graham on his couch; Jessie Ware performs a single.

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.

Melanie from Worcestershire, Matt from Manchester, Phil from London and Lisa from Ellesmere Port team up to face one of the country's finest quiz experts.

It's Ian's first day as director of integrity, and his first challenge is to decide which cities should host the semi-finals; it's also Miami Day, which may or may not be a Thing.

It's Rachel and Paul's wedding anniversary, and the family rise to the occasion with an array of gifts, including barbecues, an escape room experience and a Bulgarian smart speaker called Tim.

Considering the future of the Olympic Stadium; linking the Olympics with the Queen's Diamond Jubilee.

Anna Rampton is crowned director of better.

The Roadshow experts enjoy a visit from classic James Bond film icon Little Nellie.

It's Icons Week, and the remaining nine knitters tackle a solo challenge crafting stylish doggy outfits that blend creativity with structural integrity; split into three teams, they must pull off iconic 80s jumper designs.

Considering the future of the Olympic Stadium; linking the Olympics with the Queen's Diamond Jubilee.

Anna Rampton is crowned director of better.

The Roadshow experts enjoy a visit from classic James Bond film icon Little Nellie.

It's Icons Week, and the remaining nine knitters tackle a solo challenge crafting stylish doggy outfits that blend creativity with structural integrity; split into three teams, they must pull off iconic 80s jumper designs.

Sandi Toksvig is joined by Maisie Adam, Jack Dee, Kiri Pritchard-McLean and Alan Davies.

Aisling Bea, Mark Watson and Michelle Wolf join Sandi Toksvig and Alan Davis for a volatile episode.

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.

Melanie from Worcestershire, Matt from Manchester, Phil from London and Lisa from Ellesmere Port team up to face one of the country's finest quiz experts.

Greeting a stay-at-home mom who's ready to rumble; a pep talk turns around a player's performance; take on mythology, strictly come dancing and literature trivia before one lucky finalist unleashes another 10,000-pound jackpot win.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumored nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

After months apart, the group is reunited by Knowledge Keeper Caleb Musgrave to heal old wounds, reveal their new paths, and share some life-changing secrets.

Two groups of strangers are dropped deep into the mountains of British Columbia; with no modern technology, the group struggles to build shelter and live the way their ancestors have since time immemorial.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumored nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

After months apart, the group is reunited by Knowledge Keeper Caleb Musgrave to heal old wounds, reveal their new paths, and share some life-changing secrets.

Two groups of strangers are dropped deep into the mountains of British Columbia; with no modern technology, the group struggles to build shelter and live the way their ancestors have since time immemorial.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumored nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

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 takes a look at some visionaries with Cally Beaton, Nish Kumar, Laura Smyth and Alan Davies.

Rhod Gilbert, Ignacio Lopez and Zoe Lyons join Sandi and Alan as QI goes viral.

Margot Robbie, Jacob Elordi, Amanda Seyfried and Johannes Radebe join Graham; Jacob Alon performs "Don't Fall Asleep.".

Considering the future of the Olympic Stadium; linking the Olympics with the Queen's Diamond Jubilee.

Anna Rampton is crowned director of better.

The Roadshow experts enjoy a visit from classic James Bond film icon Little Nellie.

It's Icons Week, and the remaining nine knitters tackle a solo challenge crafting stylish doggy outfits that blend creativity with structural integrity; split into three teams, they must pull off iconic 80s jumper designs.

Father Brown must discover who's out to kill a tortured artist before it's too late.

Felix is Police Advisor on set of the latest "Oh! Do Behave!" picture; Felix is soon called to action once the abrasive director Sexton St Juste is found strangled.

Frank and Lu investigate a death at a Shakespeare-for-hire agency.

Father Brown must discover who's out to kill a tortured artist before it's too late.

Felix is Police Advisor on set of the latest "Oh! Do Behave!" picture; Felix is soon called to action once the abrasive director Sexton St Juste is found strangled.

Frank and Lu investigate a death at a Shakespeare-for-hire agency.

Sandi Toksvig takes a look at some visionaries with Cally Beaton, Nish Kumar, Laura Smyth and Alan Davies.

Rhod Gilbert, Ignacio Lopez and Zoe Lyons join Sandi and Alan as QI goes viral.

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.

Shining the spotlight on an actor who's ready to get in the game; getting wild with an animal-themed question; a geography test.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

One group encounters another set of adventurers while searching for food; they begin work on a new shelter, but the lack of fire pushes them to their breaking point.

Embarking for a 25-day adventure on the land, six Indigenous women and men learn to live as their ancestors; paddling old trade routes through the Okanagan territory in traditional dugout canoes, they shed the lives they knew.

Discovering the furball history of cats and dogs, from caveman to Instagram, hunting companion to pampered pooch.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

One group encounters another set of adventurers while searching for food; they begin work on a new shelter, but the lack of fire pushes them to their breaking point.

Embarking for a 25-day adventure on the land, six Indigenous women and men learn to live as their ancestors; paddling old trade routes through the Okanagan territory in traditional dugout canoes, they shed the lives they knew.

Discovering the furball history of cats and dogs, from caveman to Instagram, hunting companion to pampered pooch.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

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.

Gyles Brandreth, Lulu and Emmanuel Sonubi join Sandi and Alan.

Neil Delamere, Cariad Lloyd and Chris McCausland join Sandi and Alan.

Stephen Graham, Kaley Cuoco and Adrian Lester join Graham on his sofa; with music from Gorillaz, performing "Orange County.".

Father Brown must discover who's out to kill a tortured artist before it's too late.

Felix is Police Advisor on set of the latest "Oh! Do Behave!" picture; Felix is soon called to action once the abrasive director Sexton St Juste is found strangled.

Frank and Lu investigate a death at a Shakespeare-for-hire agency.

Sandi Toksvig hosts as "QI" goes voyaging with Nabil Abdulrashid, Joe Lycett, Lou Sanders and Alan Davies.

A comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are "quite interesting.".

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.

Sandi Toksvig hosts as "QI" goes voyaging with Nabil Abdulrashid, Joe Lycett, Lou Sanders and Alan Davies.

A comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are "quite interesting.".

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.

Gyles Brandreth, Lulu and Emmanuel Sonubi join Sandi and Alan.

Neil Delamere, Cariad Lloyd and Chris McCausland join Sandi and Alan.

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.

Bonding over math with a new player before a history quiz helps another steal a spot in the endgame.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Now only four, heavy rains threaten end the journey for more.

The return of one adventurer and the addition of another gives the group hope as their search for food becomes desperate; as the rain finally clears to reveal a blue sky, the explorers find themselves both physically and emotionally exhausted.

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.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Now only four, heavy rains threaten end the journey for more.

The return of one adventurer and the addition of another gives the group hope as their search for food becomes desperate; as the rain finally clears to reveal a blue sky, the explorers find themselves both physically and emotionally exhausted.

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.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

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.

Susan Calman, Rosie Jones and Josh Widdicombe join Sandi and Alan for a vintage episode.

Eshaan Akbar, Jo Brand and Rhys James take a look at vices and virtues.

Benicio del Toro, Jennifer Garner, Gordon Ramsay and Charli XCX join Graham on his sofa; with music from Foo Fighters.

Sandi Toksvig hosts as "QI" goes voyaging with Nabil Abdulrashid, Joe Lycett, Lou Sanders and Alan Davies.

A comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are "quite interesting.".

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.

Florence becomes emotionally involved in a case when a former schoolmate is found dead.

DI Mackenzie Clarke has two mysteries on her hands: how to solve the murder of a famous influencer in the middle of a fun run and how to stop local bathers taking shortcuts through her property.

Players are presented with clues in the form of answers and phrase their responses as a question.

Florence becomes emotionally involved in a case when a former schoolmate is found dead.

DI Mackenzie Clarke has two mysteries on her hands: how to solve the murder of a famous influencer in the middle of a fun run and how to stop local bathers taking shortcuts through her property.

Players are presented with clues in the form of answers and phrase their responses as a question.

Susan Calman, Rosie Jones and Josh Widdicombe join Sandi and Alan for a vintage episode.

Eshaan Akbar, Jo Brand and Rhys James take a look at vices and virtues.

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.

A brain-busting series of questions on the film "Batman vs. Superman;" an art history student strikes out in her chosen category, then bets it all on a food-and-drink challenge that leaves the last contestant hungry for a jackpot win.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Tempers reach a boiling point when the newest member questions if they can continue the journey; the group is brought together by profound words from an Elder, strengthening their connection with each other and the land.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Tempers reach a boiling point when the newest member questions if they can continue the journey; the group is brought together by profound words from an Elder, strengthening their connection with each other and the land.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Five contestants, Steve, Gillian, Joe, Kerri and David, compete in qualifiers and head-to-head races; the winner then races the track for a £5,000 prize.

Jennifer from the Vale of Glamorgan, Alex from Stoke-on-Trent, Shahad from London and Richard from Oldham work together as a team to take on one of the country's finest quiz brains.

Sandi and Alan are joined by Jason Manford, Ahir Shah and Holly Walsh to look at veggies.

Sandi and Alan search for victory with Rob Beckett, Daliso Chaponda and Lara Ricote.

Graham Norton is joined by Benicio del Toro, Jennifer Garner, Gordon Ramsay and Charli XCX; Foo Fighters perform.

Florence becomes emotionally involved in a case when a former schoolmate is found dead.

DI Mackenzie Clarke has two mysteries on her hands: how to solve the murder of a famous influencer in the middle of a fun run and how to stop local bathers taking shortcuts through her property.

Players are presented with clues in the form of answers and phrase their responses as a question.

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

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.

Rachel is maybe too keen to befriend their new neighbors; Paul is determined to prove he's not boring.

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.

Eric stumbles in from a late night out, starving for his favorite snack, chips; but when he leaves the freezer door open, defrosting their entire collection of frozen foods, Beth's plan to host a feast for the neighbors is spoiled.

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

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.

Rachel is maybe too keen to befriend their new neighbors; Paul is determined to prove he's not boring.