
Erin Patterson, pictured in August 2023, was convicted final month of poisoning her estranged husband’s relations with loss of life cap mushrooms.
Marta Pascual Juanola/The Age by way of Getty Photos
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Marta Pascual Juanola/The Age by way of Getty Photos
Erin Patterson was convicted final month of killing her in-laws with a meal laced with poisonous mushrooms. However freshly unsealed proof reveals new particulars concerning the Australian lady’s case, together with her estranged husband’s allegations that she poisoned his meals on a number of events earlier than that fateful lunch.
Patterson, a 50-year-old mom of two, was found guilty last month of three counts of homicide and one rely of tried homicide in connection to a home-cooked meal she served her husband’s dad and mom, aunt and uncle in July 2023.
All 4 of her friends had been later hospitalized with gastrointestinal signs, and three of them ultimately died of altered liver perform and a number of organ failure because of Amanita (loss of life cap) mushroom poisoning. Loss of life cap mushrooms are among the many most poisonous on the earth, and had been noticed rising close to the place Patterson lived in Leongatha, a small city about 85 miles from Melbourne.
Patterson denied intentionally placing loss of life cap mushrooms within the beef Wellington she served and maintained that she had no cause to harm her husband’s relations, although she admitted to mendacity about issues like foraging for mushrooms and proudly owning a meals dehydrator.
A jury convicted her after a nine-week trial filled with dramatic revelations and testimony from some 50 witnesses together with Patterson herself in addition to her estranged husband Simon, who had been invited to the lunch however pulled out the evening earlier than.
What the jury did not hear, nevertheless, was that Simon Patterson — and prosecutors — consider that his spouse additionally poisoned him on a number of events in 2021 and 2022.
That is based on proof that was not admitted in the course of the trial. It was unsealed after Justice Christopher Beale lifted a gag order on Friday.
In courtroom transcripts obtained by NPR, Simon described getting sick sufficient to be hospitalized from consuming meals Erin had ready for him, together with pasta bolognese, rooster korma curry and a vegetable wrap. His private physician additionally testified about what he known as the “three near-death experiences,” one among which resulted in Simon falling right into a coma and needing to have a part of his bowel surgically eliminated.
Whereas docs could not decide the precise reason behind these episodes, Simon testified in October 2024 that he had change into suspicious of Erin effectively earlier than she invited him and his relations to lunch. In actual fact, he stated he declined explicitly “as a result of I believed there’d be a threat that she’d poison me if I attended.”
Erin Patterson denies intentionally poisoning Simon, and initially pleaded not responsible to a further three counts of tried homicide in reference to these incidents. She was because of struggle them in a second trial, after a choose dominated they need to be break up up. However prosecutors dropped those charges — with out clarification — simply earlier than her trial started in April.
Simon alluded to these since-dropped fees within the early days of her trial, at a second when the jury wasn’t within the room. He stated from the witness field that he was “half-thinking concerning the issues I am not allowed to speak about,” based on the Australian Broadcasting Corporation (ABC).
“The authorized course of has been very troublesome,” he stated. “Particularly the best way it is progressed by way of the costs regarding me and my proof about that — or non-evidence now, I suppose I’ve rather a lot to grieve and am grieving rather a lot about all these things right here, as I am positive you may think about.”

Simon Patterson, pictured leaving Erin Patterson’s trial in Could, says he believes she additionally poisoned his meals on a number of events.
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Martin Preserve/AFP by way of Getty Photos
What’s the new proof?
Simon and Erin separated in 2015 after eight years of marriage and a number of splits and reconciliations. Each testified that they remained on largely amicable phrases, co-parenting their two youngsters and even occurring holidays collectively.
Final October, when requested by Erin’s lawyer whether or not he agreed that there was “nothing untoward” about their relationship on the time of the alleged poisonings, Simon replied: “Um. For those who imply by untoward something that may point out that she’d try to kill me, then that is right.”
The primary alleged incident occurred in November 2021, earlier than Erin and Simon had been because of take a mountain climbing journey with out the children. She introduced a Tupperware of penne bolognese over to his home whereas he was packing, and he ate it later that evening. He testified that the subsequent morning, as their journey started, he began experiencing worsening vomiting and diarrhea and ultimately opted to go to the hospital.
“I feel I felt … worse inside myself, not a particular physique half,” Simon recalled. “I do not know whether or not that is the concern of the prolonged signs, or whether or not that was a bodily factor, or each, however I … felt like I used to be going downhill.”
He stated he was handled with fluids and anti-nausea treatment and launched the subsequent morning. Issues continued between him and Erin as regular, and some weeks later she invited him over for what he described as a household style take a look at: She was making rooster curry and wished to check out varied ranges of spiciness.
Simon did not get sick from that meal. However he stated Erin made the identical curry on a tenting journey they took a number of weeks later, in Could 2022. He stated he assumed she was making every their most popular stage of spiciness however did not watch her put together the meal as a result of he was tending to the fireplace. He began exhibiting GI signs a number of hours later and went straight to the hospital.
Simon was discharged and went again to his home, however known as Erin a number of days later as a result of he wanted assist attending to the lavatory — and the subsequent factor he remembered was waking up within the hospital. It seems he had been in a coma and had “numerous surgical procedures” together with getting a part of his bowel eliminated, he stated.
Simon stated he discovered docs had instructed Erin — who as his spouse had the facility to make his medical selections — he would die with out surgical procedure, and even with it, loss of life was “possible.” He was discharged after 24 days within the hospital, and docs instructed him they’d accomplished loads of exams however could not decide the reason for his sickness.
In September 2022, the Pattersons went for a stroll to catch up. Simon stated Erin introduced him a pre-made veggie wrap and that she ate the identical substances “minus the pita bread wrap itself.” He stated he started to really feel sick fairly rapidly on their stroll, and so they drove to his dad and mom’ home, the place they known as him an ambulance as he continued vomiting.
“Fairly quickly within the ambulance journey I noticed that I used to be beginning to slur my phrases after which step by step because the journey went on, I misplaced increasingly muscle perform and by the top of the journey, all I might transfer was my neck, my tongue and lips, and I might see, so presumably my eyelids as effectively, I suppose,” Simon later testified.
A routine stool pattern he had offered that morning — earlier than consuming the wrap — indicated no apparent micro organism or irritation in his intestines, leaving docs once more stumped as to what might have occurred.
In response to courtroom paperwork, an intensive care specialist who reviewed Simon’s medical information in 2024 stated the reason for signs was possible acute versus power, and that the primary two incidents had been possible because of a “poisonous or an infective trigger.”
He couldn’t establish what these substances might have been, however stated Simon’s liver harm in the course of the second sickness was not per typical mushroom poisoning.

Erin Patterson’s home in Leongatha, Australia,
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