Allison Baden-Clay’s husband reported her missing. A kayaker found her body in the Brisbane River. Two months later, Allison’s husband Gerard was charged with her murder. From the bizarre deadly caterpillar theory to the botanist who helped crack the case, former detective Mark Ainsworth walks Gary Jubelin through the homicide investigation that shocked the world.   Can’t get enough of I Catch Killers? Stay up to date on all the latest crime news at The Daily Telegraph. Get episodes of I Catch Killers a week early and ad-free, as well as bonus content, by subscribing to Crime X+ today. Like the show? Get more at icatchkillers.com.au Advertising enquiries: [email protected]  Questions for Gary: [email protected]  Get in touch with the show by joining our Facebook group, and visiting us on Instagram or Tiktok. See omnystudio.com/listener for privacy information.