Former correctional officer Mark Fritz came under fire for 30 minutes during bank robber Brendan Abbott's daring escape from a Brisbane prison. He only just lived to tell the tale. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au. See omnystudio.com/listener for privacy information.

Veteran prison officer Steve Bergervoet reckons there's no one more trustworthy than a murderer, at least when it comes to inmates. During his three decades working in Victorian corrections, Steve focused on readying prisoners for release. This included getting prisoners to hand-rear injured birds of prey in a revolutionary program that taught hardened crims the value of loving and caring for something. According to Bergervoet, none of the participants ever offended again.  Every episode of...

Former prison supervisor Tony Burley opens up on his years working alongside the Port Arthur massacre killer, how he survived being stabbed in the neck and a three-day prison siege. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au. See omnystudio.com/listener for privacy information.

“I’ll get you.”  Prison officer Maria Costigan's niece Tanya Costigan was murdered in a savage domestic violence episode that saw her attacked while holding her newborn baby. Then, by chance, Maria ended up stationed at the same jail as her niece's killer. Then he started taunting her, whispering threats as he’d walk past. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au. See omnystudio.com/listener for...

There’s no more famous moment in prison history than the day Underbelly drug baron Carl Williams was murdered in Barwon Prison. Former Corrections Commissioner Bob Hastings was the guy in charge at the time – he recounts how he managed the enfolding fallout and reveals how it came to bear. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au. See omnystudio.com/listener for privacy information.

Beatrix ‘Trixie’ Bennett-Hiller is no ordinary grandma -- she spent years keeping the Anita Cobby and Janine Balding killers in order. She recounts the frightening time John Travers attempted to rape a rookie prison guard, the conflicting moment she had to save Ebony Simpson’s killer’s life and how she managed to evade Shorty Jamison who had it in for her. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to...

Jennifer Kaschau spent years managing some of Australia’s most dangerous women at Adelaide Women’s Prison. She dishes the dirt on old-lady killer Angelika Gavare, who boasted to inmates that police would never find her victim’s head or hands; and Michelle Burgess, a school mum turned calculating murderer – deemed so sexually powerful she was able to manipulate any man to do her bidding… including a prison guard who had an affair with her. Every episode of On Guard, plus articles, amazing...

It’s often said it’s easier to get drugs inside prison than out. Former Long Bay Gaol worker Alan Butler dishes the dirt on the inventive and shocking ways contraband is smuggled inside prison, his dealings with gangster Neddy Smith and the corruption he saw run rife during his decades in corrections. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au See omnystudio.com/listener for privacy information.

Kerry Corbin spent years working at Queensland’s Wolston Correctional Centre, a “protection” prison dedicated to the sex offenders, paedophiles and child killers who wouldn’t survive in the mainstream prison population without being served a dose of “prison justice” by the other inmates.  He reveals the tell-tale sign of a paedophile, his dealings with Daniel Morcombe’s killer and the vicious attack that ended his career in corrections. Every episode of On Guard, plus articles, amazing...

On Guard is a podcast that takes the listener behind the scenes to uncover what really goes on behind bars, as former correctional officers share shocking secrets from the frontline of working with some of Australia's most infamous criminals.