Forensic Files

How This Mother Poisoned Her Family

Crime Junkie

  • Aug 7, 2025
  • 39:18
  • Full Episode

Today, we dissect the unsettling Erin Patterson mushroom poisoning case, where a seemingly innocent Beef Wellington lunch in Leongatha, Australia, turned deadly in July 2023. Erin, a 50-year-old mother of two, was convicted of murdering three relatives—Don and Gail Patterson, and Heather Wilkinson—and attempting to murder Ian Wilkinson by lacing their meal with toxic death cap mushrooms. With our own original investigative reporting and exclusive insights from the trial, including Erin’s calculated deceptions and the mysterious absence of her estranged husband Simon, we unravel the shocking twists of this high-profile case that gripped the nation and revealed a shocking tale of betrayal and tragedy.

For even more stories like this one, join the Crime Junkie Fan Club today: https://crimejunkiepodcast.com/fanclub?utm_source=youtube&utm_medium=episode_description&utm_campaign=signupfanclub

T-Mobile 5G home internet. Let’s be friends with lots of benefits.

Follow Crime Junkie: Instagram: https://www.instagram.com/crimejunkiepodcast Facebook: https://www.facebook.com/CrimeJunkiePodcast/ Twitter: https://twitter.com/CrimeJunkiePod Crime Junkie is created and hosted by Ashley Flowers.

About Ashley Flowers Ashley Flowers is the top female podcaster in the U.S. and the host of Crime Junkie, the #1 podcast among women and the #1 true crime podcast globally. As the Founder of audiochuck, she has built a top-tier podcast production company that has garnered over 2.6 billion downloads, captivating audiences with its gripping storytelling through 10+ chart topping podcasts. Ashley and her team are dedicated to creating responsible true crime content that respects victims and their families.

Follow Ashley: Instagram: https://www.instagram.com/ASHLEYFLOWERS/ Twitter: https://twitter.com/ash_flowers TikTok: https://www.tiktok.com/@ashleyflowerscrimejunkie Facebook: https://www.facebook.com/ashleyflowers.af/

Check out these other great crime channels: @bellafiori THE MUSHROOM MURDERS https://www.youtube.com/watch?v=V0bIpqD1vMA @kallmekris This Unsolved Murder Case Is Horrifying... https://www.youtube.com/watch?v=3ZfGVb8ffCQ @rottenmangopod Investigators On Karen Read Case Connected To Death of Pregnant Girl That Had Been Abused By 3 Cops https://www.youtube.com/watch?v=RfeZ9Q_fO4E @KendallRae Vanished Without a Trace: The Chilling Disappearance of Kadin Black https://www.youtube.com/watch?v=VW9cqO8c9oI

Brief Summary

Aaron Patterson invited her in-laws to lunch, served toxic mushrooms, and was later convicted of murder after fabricating a cancer diagnosis.

Key points

  • The Lunch Invitation. Aaron Patterson invites her in-laws for a special lunch, hinting at important news.
  • The Illness Strikes. After the lunch, Aaron's in-laws fall severely ill, leading to hospitalizations.
  • The Doctor's Concern. Aaron leaves the hospital after presenting with symptoms, raising alarms for the doctor.
  • The Shocking Revelation. Aaron admits to feeding her children leftovers from the lunch, escalating the panic.
  • The Investigation Unfolds. Investigators uncover a web of lies surrounding Aaron's claims and actions.
  • The Online Community's Role. Aaron was part of a true crime Facebook group before the tragedy. Was it just a coincidence?

Episode highlights

Tension

85/ 100High tension

More from Crime Junkie

Solve the Crime

Read a real case one clue at a time, then see how your call held up against the investigators.

Start a Case

Join Team Forensic Files

Regular case drops, breaking crime news, and podcast premieres, straight to your inbox.

or

Forgot your password?