Watch the best documentaries, including British and US True Crime
Who is Arthur Knight? Just a regular nice guy, or one of America's most wanted crooks?
Claudia Winkleman hosts the search for the UK's best amateur pianists
True Crime on C4: Follow the gripping twists and turns of real-life murder interrogations
True Crime on C4: Homicide detectives work against the clock to gain leads within 48 hours
The landmark series that follows police detectives as they investigate major crimes
People go on the record about their experiences with Hollywood actor Kevin Spacey
Cameras film around the clock in some of Britain's busiest A&E departments
In 2003 a shocking British reality show firebombs beautiful model Miriam Rivera's life
Air ambulance teams race to bring the hospital emergency department to where it's needed
The next dimension of policing as digital tech solves murders on Britain's streets
Ambulance crews treat emergencies across the West Midlands filmed in real time
True Crime on C4: Some cases are cold for years. But they can still be solved.
A ground-breaking look at the drama and emotion of a maternity unit
True Crime on C4: Chilling true crime investigations and riveting courtroom drama
Ben Zand meets the world's most notorious criminals
Tony Robinson and a team of experts investigate a wide range of archaeological sites
The story of the filmmakers who immortalised the heroic D-Day landings of World War II
An investigation into how social media is driving a deadly market for illegal diet drugs
The real Line of Duty - with jaw-dropping cases of corrupt officers under investigation
How have Taylor Swift's incredibly loyal fans helped her achieve world domination?
What's the impact of the UK's huge soft drink habit? Do Coke's recycling claims stand up?
Small-time producers pitch their new ideas to Aldi, hoping for the chance of a lifetime
Bettany Hughes takes viewers on armchair travels across the world
In 2021 a pregnant lawyer falls to her death from Arthur's Seat. Did her husband push her?
The inside story on the scandal behind the hit TV series
Emilia Fox and criminologist David Wilson investigate famous unsolved murder cases
Critically acclaimed foreign affairs series offering a look beyond the news agenda
The extraordinary story of young pianist Lucy - the first winner of The Piano
Animal Welfare League NSW is a doggy sanctuary where people come for a canine soulmate
True Crime on C4: A forensic psychologist interviews serial killer Dennis Rader, aka BTK
True Crime on C4: Series examining cases of US inmates serving life for juvenile crimes
Controversial Josie Cunningham has occupied the media spotlight, but at what cost?
Suspected serial killer Charles Sobhraj is interrogated over murders from the 1970s
And you thought swinging was for bored, middle-aged suburbanites? Think again...
Close-up as the lead trauma services treat critically-injured patients across London
More than 25 billion trainers are made annually. But at what cost to the environment?
Can Joe Tracini defeat his Borderline Personality Disorder and restart his comedy career?
How do people survive without work?
True Crime on C4: Survivors share their accounts of R. Kelly's abusive behaviour
Behind the scenes with the West Midlands Police Drone Unit who hunt criminals from the sky
What lies behind Boris Johnson's scandalous career and how has it shaped Britain's future?
An intimate and frank look at modern Britain through the eyes of the emergency services
True Crime on C4: Can being in the wrong place at the wrong time make you a criminal?
Singletons from across Ireland come to the First Dates restaurant for real blind dates
A gripping series with extraordinary access to police investigations
Prince Albert presents this revealing documentary about the world's most iconic Grand Prix
What really happened that fateful night almost 20 years ago at Michael Barrymore's home?
A successful businesswoman and mum confronts a childhood of sexual abuse by her dad
The satanic baby-eating Hampstead cult that never was, and four mothers' fight for justice
In this Louis Theroux-produced series Alice explores the sex lives of others
The story of the tumultuous defamation trial between Johnny Depp and ex-wife Amber Heard
Documentary series following people with challenging conditions who are looking for love
An unprecedented, intimate look at The Royal Melbourne Hospital's busy trauma centre
An Essex wildlife hospital helps injured animals get better and go back to the wild
Ever wondered how you'd cope in prison? Seven celebs experience that unnerving reality.
The discovery of a dead baby on an Irish beach in 1984 begins an engrossing, shocking tale
True Crime on C4: People who survived encounters with serial killers share their stories
Dr David Starkey profiles the six women who married Henry Vlll
As Britain hosts the COP26 summit, are we really leading the fight against climate crisis?