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The unmasking of China's secret cartoonist

Badiucao has paid a high price for the dissident cartoons he made in secret

• 23 mins

Uncovering my family's showbiz past

In a Paris cab, Claire Belhassine discovered that her grandad was a Tunisian singing star

• 17 mins

My fugitive dad made me get a nose job

Margo Perin has spent years unravelling her mysterious childhood and her family's secrets

• 22 mins

What I found in the minds of serial killers

John E. Douglas spent his FBI career speaking to some of America's most violent criminals

• 44 mins

Solving international crime from our sofas

Cracking the MH17 air crash case: the men behind Bellingcat

• 17 mins

Reclaiming Pepe, my cartoon frog

How cartoonist Matt Furie is taking back his creation Pepe the Frog from far-right groups

• 19 mins

Using boxing to help DRC’s 'outcasts'

Kibomango’s fight to save the DRC’s child soldiers in the boxing ring

• 12 mins

A kid in Australia’s doomsday cult

When he was a baby, Ben Shenton’s mum gave him to a notorious, drug-taking cult

• 24 mins

The IS orphans rescued by their grandpa

He couldn’t save his daughter after she joined IS but could he rescue her seven children?

• 26 mins

Why music on a bus gave me a panic attack

Maryam Zaree's birth was a family secret until a bus ride unearthed traumatic memories

• 23 mins

The heart of a heart surgeon

Stephen Westaby has operated on 12,000 hearts

• 23 mins

Voyage from the Pacific Islands to Hollywood

Opetaia Foa'i fought for Disney's smash hit Moana to stay true to Pacific culture

• 21 mins

Wrestling stardom nearly tore us apart

The Knight family’s passion brought them together but success threatened everything

• 40 mins

Chasing El Chapo

Drew Hogan made it his mission to take down the world's most wanted drug lord, El Chapo

• 27 mins

Andy McNab: soldier, writer, psychopath

The former elite soldier on how learning to read aged 16 taught him empathy

• 23 mins

Was this father wrong to help convict his son?

Roger Stringer believed his son Zac fired the rifle that killed his other son

• 40 mins

The dating scam that made a friendship

Maria Grette met 'Johnny' on a dating site. He was sweet, kind - but not who he seemed

• 24 mins

I had a baby and thought I was Cameron Diaz

Jen Wight suffered unsettling delusions after becoming a mother

• 19 mins

Exposing my twin – the paedophile priest

Margaret thought their bond was unbreakable, then she learned about her brother’s crimes

• 26 mins

Why I started a Holocaust survivors’ band

Saul Dreier was 89 years old when he bought his first drum kit and started a klezmer band

• 13 mins

The selfie that changed my life twice

How a selfie with Chancellor Angela Merkel revolutionised a Syrian refugee’s life

• 15 mins

I came out during a lie detector test

Former military man Todd Ross was interrogated and harassed during Canada’s ‘LGBT purge’

• 23 mins

James Rhodes: I'm alive because of music

The British pianist is a survivor of childhood sexual abuse. Music became his lifeline

• 40 mins

Pollen detective: Forensics’ secret weapon

Patricia Wiltshire uses her deep knowledge of plants to help police solve serious crime

• 26 mins

The sad tale of the laughing cab driver

When Moustafa Chamseddine ended up in a Syrian jail, laughter became his only comfort

• 20 mins

The ingredients for a happier life

Why Olivia Potts quit her career in criminal law and became a pastry chef

• 16 mins

Why would beggars steal my little brother?

Samuel Abdulraheem was playing outside his home in Nigeria when he was snatched

• 23 mins

Yacht race disaster: alone in a vicious sea

Nick Ward was the last man to be rescued in ocean racing's biggest disaster

• 23 mins

My escape, thanks to a Russian mail-order bride

A story of family secrets, pirated films and an unexpected transformation

• 26 mins

Secret SMS texts saved my family from IS

The Yazidi man who had to resort to smugglers and his smartphone to rescue his family

• 19 mins