The Best Episodes of Four Corners Season 58

Linton Besser reports on the undercover operation to catch the world's most wanted money launderer in The Billion Dollar Bust.

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The domestic workers treated like slaves in Australia. Louise Milligan investigates the hidden workforce kept behind closed doors, living in slave-like conditions and made to work around the clock.

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The search for foreign fighters in the ruins of Raqqa. For four years Islamic State ruled its 'caliphate' from its capital Raqqa. ABC Middle East correspondent Matt Brown goes on an intense journey to the city freed from IS.

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Dancing, drugs and rebellion in the Islamic Republic of Iran. After decades of strict rules, many young people in Iran are now rebelling. They're taking their lives in their hands and defying the regime to party in secret.

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How Australia's warming climate is changing the way we live and work. Rather than waiting for politicians, our farmers, small businesses, government planners and corporations are adapting to weather challenges and acting now.

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Australia's population is growing fast, we've added almost 400,000 people in the last year, and we're feeling the strain. Ben Knight investigates what a Big Australia means and the difficult choices that will have to be made.

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The women who worked for Harvey Weinstein tell their stories. For the first time, work colleagues and employees who kept quiet fearing legal action and reprisals, are coming forward to allege he used his power to abuse them.

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The millions of Australians missing out on superannuation. Despite having a .5 trillion pool of retirement savings, the rise of the gig economy and freelance workers mean millennials are entering a very different workforce.

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Taking on the extraordinary powers of the Tax Office. Adele Ferguson puts the actions of the ATO under the microscope, examining how it uses its extensive powers and whether it is acting fairly and ethically.

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The undercover investigation that left social media giant Facebook reeling. We unmask the secretive political consulting firm Cambridge Analytica and the dirty tricks they deployed to undermine the democratic process.

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The race to riches for Australia's new marijuana moguls. While entrepreneurs are talking up the potential of products from insomnia cures to chronic pain treatments, patients are struggling to access cannabis products.

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Sugar, politics and what's making us fat. Michael Brissenden investigates the power of Big Sugar and its influence on public policy. We reveal the industry's tactics and the access they enjoy, as doctors warn of an obesity crisis.

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The case that put sexual consent on trial. The young woman at the centre of one of Australia's most controversial rape trials has chosen to speak to Four Corners in the hope others will learn from her experience.

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The scandalous conduct of a global bank. HSBC is one of the world's largest and most powerful financial institutions, but it has been at the centre of several of the biggest financial scandals uncovered this century.

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The workers paying the price for our mobile phone obsession. Smartphones and tablets revolutionised the way we communicate but the technology we are addicted to has had toxic consequences for the factory workers making them.

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Millions of Australians fork out big money for private health insurance. In this joint Four Corners investigation with Dr Norman Swan from RN's Health Report, we examine what's driving these out of pocket expenses.

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Four Corners follows the money trail from New York to Moscow, tracking the ties between Trump, his business empire and Russia.

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Sarah Ferguson continues to chart the extraordinary allegations, interrogating the evidence and interviewing key protagonists in this unfolding drama over members of the Trump team accused of being compromised by Russia.

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In the final part of our special report, Sarah Ferguson investigates central allegations that members of the Trump team, including possibly the President himself, actively colluded with Russia to subvert American democracy.

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The teenage criminals sentenced to life in jail. Being tough on crime has become a popular mantra for political parties, but calls for a crackdown have led to tougher penalties and mandatory life sentences for some youths.

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The quarantine failures putting the Australian economy at risk. Four Corners investigates some of the worst biosecurity breaches, uncovering sophisticated smuggling operations, inadequate enforcement and corruption.

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The Secrets and Scandals of Australian Horse Racing. With a prize pool more than million and employing 50,000 people it's one of our biggest industries, but away from the glamour all is not well in the sport of kings.

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The extraordinary rescue mission to save Thailand's lost boys. Mark Willacy documents the extraordinary international effort to find and rescue 12 school boys and their soccer coach from a remote cave in northern Thailand.

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How corporate greed and deception cost AMP its trusted place in Australian life. How AMP ripped off customers including charging fees for no service and the measures it took to conceal its actions as it lied to the regulator.

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Australia accused of failing to stand up for democracy as Cambodia descends into dictatorship. Sophie McNeill confronts the man whose political opponents have been imprisoned and assassinated in mysterious circumstances.

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