Four Corners Series 2015: Episode Guide & Ratings

Shocking revelations on Melbourne's gangland killings. Nick McKenzie reports.

Inside the campaign to save the two Australians on death row in Bali. Mark Davis reports.

Inside Australia's multi-billion dollar greyhound racing industry.

Scandal in the federal government's employment programs. Linton Besser reports.

Apple is the most valuable brand on the planet, making products that everyone wants - but how are its workers treated when the world isn't looking?

The scourge of PTSD; as soldiers they fought the enemy abroad, now as civilians they battle a silent enemy within. Quentin McDermott reports.

Why the Liberal Party came so close to toppling its leader after just 18 months in Government.

An investigation into the shocking human cost felt by the survivors of an aviation crash.

The merchants of debt: how fast cash loans become a ruinous financial trap.

The crime that shamed India and divided the country.

Reporter Chris Masters revisits the Fatal Shore, the story of Gallipoli.

Australia has been gripped by a national debate over how to fund our university education. But perhaps there's a more important question: what is it worth?

On the frontline with the women taking up arms against Islamic State.

The dirty secrets behind Australia's fresh food.

An unflinching portrait of Australia's remote Indigenous communities and their struggle to survive.

This investigation from the BBC looks into the American authorities' relationship with the biggest and most powerful criminal organisation in the world, the Sinaloa Cartel.

The bullying and bastardisation of young doctors in our hospitals.

A whodunit on the high seas.

Terror on Everest: extraordinary accounts and footage from the day the Nepal earthquake struck.

With the price of coal plummeting and our biggest customers turning to renewable energy, is Australia backing a loser?

On the trail of the traffickers exploiting the most unwanted people on the planet.

In this joint Four Corners/Fairfax Media investigation, we reveal how the mafia continues to flourish in Australia despite major police operations.

Part two of this special investigation goes inside one of the most ambitious organised crime investigations in Australian history.

Stories of courage and humanity in the aftermath of the 2005 London bombings.

From BBC Three. A personal and provocative look at life in France following the Charlie Hebdo terror attacks.

Inside the power plays of the mercurial mining billionaire Andrew Twiggy Forrest, as he fights for survival. Stephen Long reports.

Inside the hidden world of transgender escorts.

How India hijacked the game of cricket, and how Australia helped.

From PBS Frontline. Secrets, Politics and Torture: The ghosts of the CIA's controversial interrogation program.

Four Corners puts Labor leader Bill Shorten under the microscope.

Adele Ferguson returns to Four Corners with an investigation into the 7-Eleven business empire with revelations of dodgy bookkeeping, blackmail and the mass underpayment of its workforce.

The war of words over the Halal certification of food. Anti-Islam groups label it a religious tax. Claims of corruption and links to terrorism light up the blogosphere. Four Corners searches out the truth.

On Monday night, Four Corners will chart the events that led to the former Prime Minister's downfall.

A special investigation by Dr Norman Swan on the unnecessary testing and treatments choking the health system and making patients ill.

From Channel 4 (UK). As asylum seekers flee from the ISIS conflict zone, Four Corners brings you this timely and powerful story of the secret network rescuing women and children held captive by ISIS.

Next week on Four Corners: the Chinese billions flooding into Australian real estate.

Next on Four Corners, we take you inside the world of Australia's most formidable power couple - former union boss Kathy Jackson and Fair Work Commission Vice President, Michael Lawler.

From WDR (DE). Next on Four Corners, a documentary on the digital dissidents blowing the whistle on government surveillance around the globe.

Next on Four Corners, we examine the sobering reality of the damage done by alcohol to unborn babies.

In this report, BBC producer Merwais Miakhail takes us on a personal journey into Afghanistan's tribal heartland, known as the 'Valley of Death'.

In frank, funny and sometimes heartbreaking conversations, Australian kids take us inside their world and tell us why they're so anxious about the present and the future.

It was the random act of violence that authorities had been warning of and it left the nation crying out for answers. How could a 15-year-old school boy become a killer?

The tragic death of Luke Batty, killed by his father. Could his brutal murder have been prevented? Geoff Thompson reports.