10 Prolific Serial Killers in Australian History

He drove a truck by day and buried backpackers in a state forest by night. She poisoned her own children one by one and collected the insurance money. These are the true stories of Australia's most prolific serial killers. This video explores 10 real cases including Ivan Milat, the Backpacker Murderer who killed travelers in the Belanglo State Forest, Eric Edgar Cooke, whose random killings terrorized 1960s Perth and led to two wrongful convictions, Peter Dupas, released and reoffending five times over three decades, and Paul Denyer, whose seven-week rampage shattered a Melbourne suburb. From 19th-century poisoner Martha Needle to modern cases like John Wayne Glover, each story reveals how these killers hid behind ordinary lives, and how Australian investigators, forensic science, and sheer persistence finally caught them. Watch till the end for the full story. --DISCLAIMER-- This video is a True Crime Disclaimer. This content is created for documentary, educational, and informational purposes only. All information is based on publicly available court records, news reports, and historical documentation. Names, dates, and case details are presented for factual and historical context. This video does not intend to defame, sensationalize, or disrespect any victim or their family. Viewer discretion is advised due to mature themes including violence, murder, and disturbing criminal history. --TIMESTAMPS-- 0:00 Introduction – Ivan Milat 12:50 Eric Edgar Cooke – The Nedlands Monster 23:08 Peter Dupas – Released and Reoffending 32:23 Paul Denyer – The Frankston Killer 41:33 John Wayne Glover – The Granny Killer 47:51 Arnold Sodeman & Derek Percy 59:27 William MacDonald & Martha Needle 1:10:28 Frederick Bailey Deeming – The Final Case SOURCES Ivan Milat (Backpacker Murderer) https://en.wikipedia.org/wiki/Ivan_Milat https://murderpedia.org/male.M/m/mila... https://www.britannica.com/biography/... https://www.nma.gov.au/defining-momen... Eric Edgar Cooke (The Night Caller) https://en.wikipedia.org/wiki/Eric_Ed... https://murderpedia.org/male.C/c/cook... https://adb.anu.edu.au/biography/cook... Peter Dupas https://en.wikipedia.org/wiki/Peter_D... https://murderpedia.org/male.D/d/dupa... https://www.heraldsun.com.au/truecrim... Paul Denyer (The Frankston Killer) https://en.wikipedia.org/wiki/Paul_De... https://murderpedia.org/male.D/d/deny... https://www.crimestoppersvic.com.au/ John Wayne Glover (The Granny Killer) https://en.wikipedia.org/wiki/John_Wa... https://murderpedia.org/male.G/g/glov... https://dictionaryofsydney.org/ Arnold Sodeman https://en.wikipedia.org/wiki/Arnold_... https://murderpedia.org/male.S/s/sode... Derek Percy https://en.wikipedia.org/wiki/Derek_P... https://murderpedia.org/male.P/p/perc... William MacDonald (The Sydney Mutilator) https://en.wikipedia.org/wiki/William...) https://murderpedia.org/male.M/m/macd... Martha Needle https://en.wikipedia.org/wiki/Martha_... https://murderpedia.org/female.N/n/ne... https://adb.anu.edu.au/biography/need... Frederick Bailey Deeming https://en.wikipedia.org/wiki/Frederi... https://murderpedia.org/male.D/d/deem... https://www.britannica.com/biography/... Extra General Australian Crime Sources https://trove.nla.gov.au/ https://www.nma.gov.au/ https://www.abc.net.au/news/ https://www.austlii.edu.au/ https://adb.anu.edu.au/ #TrueCrime #AustralianCrime #SerialKillers