Episode notes
He was a silk at Sydney's most prestigious criminal defence chambers. And the former chairman of a celebrated charity protecting vulnerable children, where some called him "godfather". But he went by the alias of "Dark Menace" — and was allegedly hiding a sinister double life. Within weeks of that becoming known, he was dead.
Podcast
Background Briefing
ABC Australia · News · English
Background Briefing is the ABC's flagship investigative journalism podcast. Its award-winning investigations and documentaries expose cover-ups, corruption, real-life mysteries, whistleblowing, crime, fraud and miscarriages of justice — often before these stories receive mainstream attention. The B
More from Background Briefing All episodes →
-
8 Oct 2026 · 38 min
02 Dark Menace | What Happened At Sunrise
As the founder of a famous Cambodian orphanage rubbed shoulders with Hollywood stars, like Angelina Jolie and Brad Pitt, a Sydney barrister was quietly becoming one of the charity's most powerful backers. To staff, Mark Dennis SC was “the big boss”. Few dared to question him. Even when he made them feel afraid.
-
29 Sep 2026 · 1 min
INTRODUCING — Dark Menace
When police raided a terrace in Sydney's inner west, they found an iPad with a note: if this device connects to the internet, its contents will delete. That house belonged to one of Sydney's top criminal barristers. A driven man who moved through courtrooms and corridors of power with ease. But the man had dark secrets too. And so, when the truth about him surfaces, it sets off a reckoning that stretches from Sydney’s most prestigious criminal defence chambers to the neon-lit bars of Phnom Penh. alleged crimes were hidden for so long.
-
10 Sep 2026 · 32 min
03 'This Bloody Machine' | The Empty Chapel
It would be a game changer if it happened. But the challenges facing a proposed proton cancer treatment centre in Sydney are stacking up. It begs the question: why are an unpaid volunteer and private developer stepping in to provide a life-saving cancer treatment that Australian families have been demanding for years?
-
3 Sep 2026 · 32 min
02 'This Bloody Machine' | The Other Plan
The public plans for a half-a-billion-dollar Sydney development have proton therapy all over them. But they're not the only set. As Australian families continue to fly overseas to get the life-saving treatment their children need, new questions arise about whether it's going to be possible for Sue Bleasel to pull off her plan. And now, they're coming from people inside the bigger project. When an insider speaks out for the first time, it becomes clear Sue isn't being kept in the loop on all the developer's plans.
-
27 Aug 2026 · 31 min
01 'This Bloody Machine' | Jewel in the Crown
Sue Bleasel is running out of time. Her life's work has been to bring a life-saving proton therapy machine to Australia. But with construction about to start, big questions remain.
-
13 Aug 2026 · 1 min
TRAILER – Introducing 'This Bloody Machine'
It's a plan so good that everyone wants to believe it. Bring a life-saving cancer machine to Australia so desperate families don't have to travel overseas for treatment. But the plan keeps failing. The latest idea is to build a half-billion-dollar health science precinct in the heart of Sydney to house Australia's first proton therapy machine. It's got some big names backing it, support from a federal politician, and the green light from state government and local council. So why, when reporters Julia Bergin and Loretta Florance take a closer look, is it so hard to get a clear answer about…
Take it with you
The Melo app keeps playing with the screen off, works in the car and on your watch, wakes you to your station, and browses the whole catalogue offline. Free, no ads, no account.
