Deep Water | Tortoise Investigates
Episodes
Click Bait | Deep Water Ep5
09 Dec 2025
Contributed by Lukas
An anti-doping officer tells Lydia that drugs are only considered a problem in freediving on social media, and in podcasts. She learns the problem is ...
Don’t hold your breath | Deep Water Ep4
02 Dec 2025
Contributed by Lukas
The CEO of the United States Anti-Doping Agency – and the man who caught Lance Armstrong – has advice for Lydia. It’s not what she’s expecting...
In the bag | Deep Water Ep3
25 Nov 2025
Contributed by Lukas
Vertical Blue, 2023, the moment the doping scandal erupts. The competition organiser, William Trubridge, recounts his plan to catch the dopers – and...
Fair Play | Deep Water Ep2
18 Nov 2025
Contributed by Lukas
Lydia travels to Kalamata, Greece, a renowned freediving spot to investigate the doping allegations. What substances are athletes meant to be taking? ...
Depth Wish | Deep Water Ep1
18 Nov 2025
Contributed by Lukas
Three years ago, travel writer Lydia Gard discovered freediving. An extreme and beautiful sport defined by one objective: to dive as deep as you can o...
Introducing ... Deep Water
11 Nov 2025
Contributed by Lukas
Three years ago travel writer Lydia Gard discovered freediving almost by accident. It’s an extreme and beautiful sport defined by one simple objecti...
Myths and monsters | The Lab Detective Ep4
05 Aug 2025
Contributed by Lukas
Rachel Sylvester travels to Greece to investigate whether genetic science could change the story in the case of Roula Pispirigou – a mother who was ...
Science versus the law | The Lab Detective Ep3
29 Jul 2025
Contributed by Lukas
Scientist Carola Vinuesa and her team test their extraordinary genetic discovery in a court of law.Our thanks to The Francis Crick Institute ...
The eureka moment | The Lab Detective Ep2
22 Jul 2025
Contributed by Lukas
Kathleen Folbigg is just trying to survive. She’s a grieving mother, sentenced to life in jail for killing her four infant children. That is, until ...
Three is murder | The Lab Detective Ep1
22 Jul 2025
Contributed by Lukas
Journalist Rachel Sylvester investigates the case of 'Australia's worst serial killer'. And discovers, in a story about mothers who have been accused ...
Introducing...The Lab Detective
15 Jul 2025
Contributed by Lukas
Introducing...The Lab DetectiveKathleen Folbigg experienced unimaginable loss. All four of her infant children died suddenly, over a 10-year...
An update on the story | Lucky Boy
06 Jun 2025
Contributed by Lukas
When Lucky Boy launched back in March, there was an important detail that didn't make it into the podcast, for legal reasons: the team ...
Lucky Boys | Lucky Boy Ep4
10 Mar 2025
Contributed by Lukas
Sally Anne Bowen doesn’t want to speak about her relationship with Gareth, but it turns out there is a way of hearing her version of events. And aft...
The school | Lucky Boy Ep3
04 Mar 2025
Contributed by Lukas
Chloe hears from a former teacher who seems to support what Gareth believes - that there was a cover-up. And it’s still going on today.You can find ...
The relationship | Lucky Boy Ep2
25 Feb 2025
Contributed by Lukas
Gareth is convinced that his memories are true and that there are plenty of witnesses who can corroborate his story, so why will no one help him? ...
Gareth | Lucky Boy Ep1
25 Feb 2025
Contributed by Lukas
Gareth spent years believing he was a lucky boy. He was the 14-year-old who got the attention of the attractive young science teacher. Now, decades la...
Introducing...Lucky Boy
25 Feb 2025
Contributed by Lukas
Gareth’s whole life has been defined by a relationship he had 35 years ago when, as a 14-year-old schoolboy, he fell in love with an attractive youn...
A star is born | Elon's Spies Ep4
12 Nov 2024
Contributed by Lukas
When Donald Trump declared victory in the US presidential election, he told an adoring crowd that "a star is born". He was referring to Elon Musk.Afte...
Amber | Elon's Spies Ep3
22 Oct 2024
Contributed by Lukas
To his surprise, Alexi finds himself speaking to a local reporter at the Gold Coast Bulletin in Australia. It’s not where he thought the story would...
Horrible human being | Elon's Spies Ep2
15 Oct 2024
Contributed by Lukas
When Martin Tripp worked at Tesla, he took the advice of his boss Elon Musk - if you discover a problem, tell me about it. But when Martin shares his ...
Pedo guy | Elon's Spies Ep1
08 Oct 2024
Contributed by Lukas
In 2018, Vernon Unsworth is at the centre of a global news story. He plays a crucial role in rescuing a young football team who became trapped in a fl...
Introducing...Elon's Spies
01 Oct 2024
Contributed by Lukas
Elon Musk is one of the most powerful men in the world. He's a billionaire, the founder of SpaceX, Tesla and more. To his followers, he's a hero; to h...
The lawsuit | Master Ep 7
14 Sep 2024
Contributed by Lukas
Neil Gaiman faces a lawsuit in the United States. The first woman to come forward and accuse the best-selling author of sexual assault has filed a com...
The phone calls | Master Ep 6
12 Sep 2024
Contributed by Lukas
A fifth woman comes forward with allegations against the author Neil Gaiman.Reporter: Paul Caruana Galizia and Rachel JohnsonProducer: Matt RussellAdd...
The NDAs | Master Ep 5
12 Sep 2024
Contributed by Lukas
Almost a month since the investigation where two women came forward with allegations that the author Neil Gaiman sexually assaulted them - allegations...
The fan | Master Ep 4
12 Sep 2024
Contributed by Lukas
The second woman to allege Neil Gaiman sexually assaulted her first met him as an 18-year-old fan. They began a consensual sexual relationship two yea...
The pond | Master Ep 3
12 Sep 2024
Contributed by Lukas
New Zealand police tell the former nanny there isn’t enough evidence to actively pursue her sexual assault complaint against Neil Gaiman. He says he...
The Whatsapps | Master Ep 2
12 Sep 2024
Contributed by Lukas
The former nanny who alleges Neil Gaiman sexually assaulted her shares her WhatsApp messages with him. The messages appear friendly and affectionate. ...
The bath | Master Ep 1
12 Sep 2024
Contributed by Lukas
Neil Gaiman is one of the world’s most successful authors. And one of the most loved. His works have been adapted for film, TV and the stage. Now tw...
Lightbulbs | Dangerous Memories Ep 6
06 Aug 2024
Contributed by Lukas
After years of failed attempts, an expert flies over from America to help guide the parents on how to get their children back. But getting them home i...
Who is Anne? | Dangerous Memories Ep 5
30 Jul 2024
Contributed by Lukas
What motivated Anne in her work with the young women and did she believe what she was leading them to believe? In the search for answers, Grace turns ...
The ‘other person' | Dangerous Memories Ep 4
23 Jul 2024
Contributed by Lukas
As Huey’s dependence on Anne grows, she becomes increasingly isolated from the outside world. Until, after a series of events over the summer of 201...
Do not say my name | Dangerous Memories Ep 3
16 Jul 2024
Contributed by Lukas
After Huey cycled off into the distance, her mother had no idea what caused her to leave or why. She was in the dark about the extraordinary things Hu...
The Seagull | Dangerous Memories Ep 2
09 Jul 2024
Contributed by Lukas
Fipsi starts to question what really happened in the soft pink room, and how to help her friends who are still on their journeys with Anne Craig. But ...
That amazing healer lady | Dangerous Memories Ep 1
09 Jul 2024
Contributed by Lukas
A group of well-heeled young English women hear about an intriguing therapist figure, who describes herself as a ‘teacher of personal development’...
Introducing...Dangerous Memories
28 Jun 2024
Contributed by Lukas
Introducing...Dangerous MemoriesWhen Sarah watched her 23 year old daughter cycle away from her in Chelsea - a well-off corner of London - she had no ...
Devil's breath | The Gas Man Ep 6
13 Jun 2024
Contributed by Lukas
In the final episode of the series, is the 40-year game of cat-and-mouse nearly over?To find out more about Tortoise:Download the Tortoise app - for a...
Truth serum | The Gas Man Ep 5
11 Jun 2024
Contributed by Lukas
In this episode, Chloe looks into what happened to The Gas Man when he arrived back in Germany as a fugitive – and investigates whether his trade wi...
The other Gas Man | The Gas Man Ep 4
06 Jun 2024
Contributed by Lukas
Chloe makes a startling discovery about another chemical trafficker that has consequences for her investigation. A Kurdish survivor of mustard gas sha...
The escape | The Gas Man Ep 3
04 Jun 2024
Contributed by Lukas
The team persuades The Gas Man to step out from the shadows. He reveals the first big clue in the investigation to how he got away with it – and mak...
The sting | The Gas Man Ep 2
28 May 2024
Contributed by Lukas
Special Agent Bass has his target in his sights but he’s on another continent. If he wants him to talk he’ll need a clever plan – and maybe a bi...
The special agent | The Gas Man Ep 1
28 May 2024
Contributed by Lukas
In the 1980s Special Agent Dennis Bass received a tip-off that changed the course of his career. 30 years on reporter Chloe Hadjimatheou sets out to s...
Introducing...The Gas Man
21 May 2024
Contributed by Lukas
Introducing...The Gas Man It starts with a tip-off. It’s the late 1980s and US Special Agent Dennis Bass is warned about a shipment of suspicio...
Who Trolled Amber: Live
20 May 2024
Contributed by Lukas
"Misinformation, disinformation, and trolling campaigns are not just a celebrity story. They are everywhere. They affect how we see reality online."In...
Public enemy | Who Trolled Amber Ep 6
26 Mar 2024
Contributed by Lukas
Johnny Depp’s maverick lawyer Adam Waldman finally comes under scrutiny. Alexi uncovers Waldman’s links to powerful figures and investigates his r...
The special relationship | Who Trolled Amber Ep 5
19 Mar 2024
Contributed by Lukas
Could a nation state have deployed an online army to fight for Johnny Depp? Alexi discovers the curious relationship between the Hollywood star and an...
Through the looking glass | Who Trolled Amber Ep 4
12 Mar 2024
Contributed by Lukas
The astonishing case of a teenage killer helps lift the lid on how bot campaigns work – and offers the team a new path forward in the investigation....
Into the dark | Who Trolled Amber Ep 3
05 Mar 2024
Contributed by Lukas
Disinformation experts come back with some startling results. The story begins to cross continents as the team find evidence of a global campaign.All ...
Gold dust | Who Trolled Amber Ep 2
27 Feb 2024
Contributed by Lukas
The team talk to a Hollywood insider and travel to Florida in search of their first big clue: a treasure trove of data that might show what happ...
Missing evidence | Who Trolled Amber Ep 1
27 Feb 2024
Contributed by Lukas
Depp v Heard was the celebrity trial of the century. He won, she lost. But was Amber Heard the target of an organised trolling campaign?All six episod...
Introducing: Who Trolled Amber?
20 Feb 2024
Contributed by Lukas
Introducing… Who Trolled Amber?What comes to mind when you think of Amber Heard? Liar? Survivor? Narcissist? Millions of us watched the celebrity tr...
The confidence game | Walter's War Ep 4
30 Nov 2023
Contributed by Lukas
Things begin to fall apart. Only a few years after Rebellion Defense’s rapid rise, it appears to be in trouble. The rebellion has failed to take off...
The rebellion | Walter's War Ep 3
28 Nov 2023
Contributed by Lukas
Oliver’s company, Rebellion Defense, is on the rise. In 2019, it is full of promise and pumped with cash, trading on the hype around what’s possib...
The secret life of Walter Mitty | Walter's War Ep 2
23 Nov 2023
Contributed by Lukas
Basia begins unravelling the ‘tissue of lies’, but it becomes clear that some of Oliver’s claims exist in the grey area, and in the secretive wo...
An English gentleman | Walter's War Ep 1
21 Nov 2023
Contributed by Lukas
This story starts in 2012. Oliver is a dashing young diplomat, working in Afghanistan. Charlie is a graduate newly arrived in London, trying to find h...
Introducing: Walter's War
09 Nov 2023
Contributed by Lukas
It’s London, 2012. Oliver is a dashing diplomat. Charlie is a young graduate trying to find her feet in the world. They meet online and she falls in...
The movement | Dr Anti-vax Ep 3
07 Nov 2023
Contributed by Lukas
Radicalised by Covid, the anti-vax movement goes mainstream – and RFK Jr emerges as a new figurehead.You can find out more about Tortoise:Download t...
The rock star | Dr Anti-vax Ep 2
31 Oct 2023
Contributed by Lukas
Andrew Wakefield becomes a superstar thanks to the support of celebrities and an army of mothers – and establishes anti-vax as a moneymaker.This is ...
The fall | Dr Anti-vax Ep 1
24 Oct 2023
Contributed by Lukas
A British doctor sparks a global health panic about the safety of vaccines. But even though his work is discredited, he lights a fire that becomes the...
Introducing: Dr Anti-vax
16 Oct 2023
Contributed by Lukas
Introducing Dr Anti-vax: the making of a modern panicHow did the anti-vax movement become so mainstream?25 years ago, a British doctor Dr Andrew Wakef...
Trump and Rudy | Ep 3
09 Oct 2023
Contributed by Lukas
Twenty years ago, Rudy Giuliani was “America’s mayor”. Now he’s been indicted, along with Donald Trump, for allegedly attempting to overturn t...
Trump and Rudy | Ep 2
09 Oct 2023
Contributed by Lukas
Twenty years ago, Rudy Giuliani was “America’s mayor”. Now he’s been indicted, along with Donald Trump, for allegedly attempting to overturn t...
Trump and Rudy | Ep 1
09 Oct 2023
Contributed by Lukas
Twenty years ago, Rudy Giuliani was “America’s mayor”. Now he’s been indicted, along with Donald Trump, for allegedly attempting to overturn t...
Inquiry | Three Doors Down Ep 5
02 Oct 2023
Contributed by Lukas
The police say they are not looking for any more victims of David Boyd but we met other women who were confronted by the killer. This episode con...
Conviction | Three Doors Down Ep 4
02 Oct 2023
Contributed by Lukas
Sharon's case should be extraordinary but it isn't. A few miles away from Sharon another mother was left to solve her own daughter's murder after bein...
Confession | Three Doors Down Ep 3
02 Oct 2023
Contributed by Lukas
The number one suspect is interrogated by police until he confesses but it's not until 30 years later that the right man is put on trial.Listen to the...
Rumours | Three Doors Down Ep 2
02 Oct 2023
Contributed by Lukas
Rumours choke the case and a vulnerable suspect is arrested. The first 48 hours after a crime are crucial: what did the police get so wrong ...
Missing | Three Doors Down Ep 1
02 Oct 2023
Contributed by Lukas
In 1992 on a council estate in Sunderland a seven year old girl is murdered. It took the police 30 years to find the killer, a convicted child sex off...
Introducing: Three doors down
02 Oct 2023
Contributed by Lukas
Introducing Three doors down: a murder, a mother and a thirty year investigationIn May in a packed room at Newcastle Crown Court, David Boyd, was foun...
The whole truth | Into the Dirt Ep 6
25 Sep 2023
Contributed by Lukas
In the final episode, Ceri travels to meet Rob in a peaceful garden in rural Wiltshire. What unfolds is a heated exchange about what Rob's story reall...
The verge | Into the Dirt Ep 5
25 Sep 2023
Contributed by Lukas
When Global Witness out Rob in 2015, things quickly fall apart. He loses everything that matters to him but to this day he believes that if his voice ...
Chicken feed | Into the Dirt Ep 4
25 Sep 2023
Contributed by Lukas
Rob is adamant that in all the years he was undercover, he never sent information back to his spymasters that harmed the campaigners. But when you're ...
Poison into medicine | Into the Dirt Ep 3
25 Sep 2023
Contributed by Lukas
Rob Moore says he can justify going undercover among anti-asbestos campaigners because he was following a Buddhist principle, turning poison into medi...
Project Spring | Into the Dirt Ep 2
25 Sep 2023
Contributed by Lukas
It’s 2012 and Rob Moore goes 'into the dirt', undercover, to infiltrate a group of campaigners fighting for a ban on deadly asbestos. None of t...
The truth | Into the Dirt Ep 1
25 Sep 2023
Contributed by Lukas
Three years ago a former private spy came to our newsroom at Tortoise. He told an incredible story about infiltrating a campaign group, deceiving peop...
Introducing: Into the Dirt
25 Sep 2023
Contributed by Lukas
Over three years in the making, Tortoise introduces Into The Dirt – investigating the extraordinary story of private spy, Rob Moore and the shadowy ...
Gender GP | The Tavistock Ep 7
18 Sep 2023
Contributed by Lukas
Polly Curtis returns to investigate the world of private trans healthcare, and speaks to Gender GP and its founder Helen Webberley, labelled by one ne...
The real scandal | The Tavistock Ep 6
18 Sep 2023
Contributed by Lukas
Polly Curtis investigates why NHS England accelerated the closure of GIDS and what the future of the service could look like for children and young pe...
The noise | The Tavistock Ep 5
18 Sep 2023
Contributed by Lukas
The public debate around the work of the Tavistock is getting louder. Kiera Bell wins a landmark ruling at the High Court which halts all new referral...
The enemy within | The Tavistock Ep 4
18 Sep 2023
Contributed by Lukas
The internal divisions at GIDS and the wider Tavistock centre spill out into the open. Whistleblowers are publicly critical of GIDS. One accuses the s...
Thin ice | The Tavistock Ep 3
18 Sep 2023
Contributed by Lukas
As the increase in referrals to the Gender Identity Development Service increases, the profile of the young people seeking treatment changes too. Ther...
The broom cupboard | The Tavistock Ep 2
18 Sep 2023
Contributed by Lukas
Polly Carmichael became the director of the Gender Identity Development Service at the Tavistock in 2009. “I remember our office was literally a roo...
A verdict | The Tavistock Ep 1
18 Sep 2023
Contributed by Lukas
In the summer of 2022 the NHS announced it was winding up the Gender Identity Development Service for children and young people at the Tavistock. Crit...
Introducing: The Tavistock
18 Sep 2023
Contributed by Lukas
This is the story of the Gender Identity Development Service for children and young people at the Tavistock. The Tavi, as it’s known is the only cli...
Out there | Pig Iron Ep 7
11 Sep 2023
Contributed by Lukas
In the last episode of the series, the team finally hears from a man they’ve been chasing for months. And they return to Maine, to tell Christopher’...
The rope | Pig Iron Ep 6
11 Sep 2023
Contributed by Lukas
The team tries to understand the connection between Chris's trip to South Sudan, and one taken by a group of American fighters just weeks before. Coul...
Kaya | Pig Iron Ep 5
11 Sep 2023
Contributed by Lukas
Months after Jeremy first approached Basia, the team fly to Nairobi to sit down with the mysterious essay writer. And it turns out that he is not the ...
The kaleidoscope | Pig Iron Ep 4
11 Sep 2023
Contributed by Lukas
There is a new layer of horror to Chris's story – and in trying to understand it, Basia investigates the evidence that Chris was killed on purpose. ...
The lonely impulse | Pig Iron Ep 3
11 Sep 2023
Contributed by Lukas
Basia traces Chris's career as a young freelancer. By now, it's clear his death is tied to his life as a reporter. But who was he trying to be? Just h...
Spring break | Pig Iron Ep 2
11 Sep 2023
Contributed by Lukas
At just 22 years old, Chris travels to Ukraine for his spring break, keen to see war up close. For the first time, he experiences the thrill and horro...
White rebel | Pig Iron Ep 1
11 Sep 2023
Contributed by Lukas
Five years after his death on a distant frontline in South Sudan, the truth about what happened to Christopher Allen is still a mystery. Was he a reck...
Introducing: Pig Iron
11 Sep 2023
Contributed by Lukas
Christopher Allen was trying to make it as a war reporter when, aged just 26, he was shot and killed on the frontline in South Sudan. But as news of h...
Bonnie and Clyde | Hoaxed Ep 6
04 Sep 2023
Contributed by Lukas
In the final episode of Hoaxed, Alexi confronts Abraham and Ella. about what they. did in Hampstead - and why. And the police give Alexi some surprisi...
The Healer | Hoaxed Ep 5
04 Sep 2023
Contributed by Lukas
Alexi and his producer fly to Morocco to confront Abraham Christie - and learn dark secrets about his past.Listen to the full series today. For the&nb...
Infiltration | Hoaxed Ep 4
04 Sep 2023
Contributed by Lukas
For a conspiracy to spread, important people need to be listening. Alexi discovers that the perpetrators of the Hampstead hoax have friends in high pl...
The Avengers | Hoaxed Ep 3
04 Sep 2023
Contributed by Lukas
The perpetrators of the Hampstead hoax meet their match in an unassuming mystery novelist, who is determined to expose their lies and bring ...
Ella's list | Hoaxed Ep 2
04 Sep 2023
Contributed by Lukas
Seized upon by conspiracy theorists, Ella’s list of alleged cult members spreads like wildfire across the Internet. Hampstead parents start receivin...
Secrets and lies | Hoaxed Ep 1
04 Sep 2023
Contributed by Lukas
Two young children make horrific allegations in a London police station, lighting the fuse on the most serious British conspiracy theories in decades....
Introducing: Hoaxed
04 Sep 2023
Contributed by Lukas
In 2014, two children told police a shocking story: that they were being abused by a Satanic cult; a cult headed by their father and by parents and te...
Motive | Sweet Bobby Ep 6
02 Dec 2021
Contributed by Lukas
In the final episode of Sweet Bobby, Kirat’s case against the catfisher takes an unexpected turn. As Alexi is putting the finishing touches to the s...