Australian Mushroom Murderer Gets Life Sentence as Appeal Fails
WHO:
NBC News - The three people who died were Don Patterson, Gail Patterson and Heather Wilkinson; Ian Wilkinson survived.
CBS News World - Patterson is the second woman in Australia to be imprisoned for life without the possibility of parole.
NBC News - Patterson’s estranged husband, Simon Patterson, declined the lunch invitation the day before, saying at a pretrial hearing that he did so out of fear.
CNN - Erin Patterson was 52 at the time of the article.
CNN - Erin Patterson, described as an Australian mother of two, was convicted of murdering three people and attempting to murder a fourth.
CNN - The three people killed included Patterson’s estranged husband’s parents. The fourth guest, a local pastor, survived.
CNN - Justice Stephen McLeish delivered the court’s statement about the sentence.
BBC - Three judges of Victoria’s Court of Appeal dismissed Patterson’s challenge to her convictions and agreed with the prosecution that her sentence was inadequate.
BBC News - Three appeal judges dismissed all seven grounds Patterson raised in arguing her trial was unfair.
WHAT:
NBC News - Patterson can apply to Australia’s High Court to challenge her convictions and sentence; it is her last appeal option.
NBC News - Patterson watched the appeal judgment by video link from prison and did not attend court.
NBC News - Patterson is held in the high-security Gordon Unit at Melbourne’s Dame Phyllis Frost Centre, for prisoners assessed as being at high risk from other inmates.
NBC News - Justice Stephen McLeish said Patterson’s intent to murder all four guests was sustained for almost three weeks after she invited them to lunch. He cited her false cancer diagnosis claim, destruction of evidence, denials of mushroom foraging, and repeated false claims about the mushrooms’ origin.
NBC News - Patterson insisted she added death cap mushrooms to the beef Wellington accidentally.
NBC News - The case inspired podcasts, books and screen adaptations.
ABC News World - The appeals court ordered Patterson never to be released from prison.
CNN - The appeals court rejected Patterson’s attempt to overturn her convictions and ruled that her crimes warranted life imprisonment without a non-parole period.
CNN - Patterson had received three life sentences for murder and 25 years for attempted murder, with a 33-year non-parole period. The appeals judges removed the non-parole period, which had made eventual release possible.
CNN - McLeish said: “In all the circumstances, after anxious consideration, we have concluded that the case involved such shocking criminality that it is inappropriate to fix a non-parole period.”
CNN - The judges described the crimes as “extraordinarily cold and calculated” and referred to an “elaborate series of deceptions.”
CNN - Patterson’s lawyers advanced seven grounds of appeal seeking a retrial. They challenged the jury’s sequestration and the admission of evidence, including cellphone data.
BBC - The court dismissed the appeal against Patterson’s convictions and found the original sentence too light because it allowed the possibility of freedom.
WHERE:
NBC News - Patterson hosted the meal at her rural home in Leongatha.
BBC - The appeal was heard in Victoria’s Court of Appeal.
CNN - Patterson’s trial took place in Morwell, a town in Victoria, Australia.
WHEN:
CNN - The murders occurred at a family lunch in July 2023.
CNN - Patterson was found guilty “last July” after a jury trial.
WHY:
NBC News - Simon Patterson testified that he declined the lunch invitation out of fear, amid pretrial evidence detailing his suspicion Erin Patterson had previously tried to kill him.
ABC News World - The court cited the “shocking criminality” involved in poisoning four of Patterson’s estranged husband’s relatives with death cap mushrooms.
CNN - The appeals court concluded that the crimes’ “shocking criminality” and “extraordinarily cold and calculated” nature made a non-parole period inappropriate.
HOW:
CNN - CNN reported that death cap mushrooms were hidden in individual portions of beef Wellington served at the family lunch.
CNN - Patterson’s lawyers argued that sharing a hotel at various times with prosecutors and witnesses could have compromised the jury; they said possible interactions “cannot be excluded.” The judges found no objective basis to reasonably apprehend that jurors had failed to deliver a lawful verdict.
CNN - The judges upheld the admissibility of cellphone data that placed Patterson near the location of death cap mushrooms posted to a citizen-scientist website, finding it relevant to the prosecution’s wider circumstantial case.
CNN - The local pastor recovered after weeks in hospital.
(UPDATED October 30, 2026 16:01 UTC)
Australia’s appeals court upheld Erin Patterson’s convictions and ordered life imprisonment without parole. Three people died after eating death-cap mushrooms hidden in beef Wellington. A fourth guest survived, while judges rejected all seven grounds of appeal.
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(UPDATED October 30, 2026 10:33 UTC)
Erin Patterson’s appeal judges upheld her convictions for murdering three people and attempting another murder. They ruled her shocking crimes warranted life imprisonment, with no possibility of release. The court rejected all seven appeal grounds, including claims about jury conduct and evidence.
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(UPDATED October 30, 2026 08:06 UTC)
Australian appeals judges upheld Erin Patterson’s convictions for murdering three people and poisoning a fourth. They ruled her crimes warranted life imprisonment without parole, removing any possibility of release. Patterson poisoned guests with death cap mushrooms hidden in beef Wellington.
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(UPDATED October 30, 2026 05:59 UTC)
An Australian appeals court has rejected Erin Patterson’s challenge to her convictions for murdering three people and attempting to murder a fourth, including her estranged husband’s parents, and ruled she must serve life in prison without the possibility of parole. The judges dismissed all seven grounds of appeal, upholding evidence including cellphone data and finding no basis to conclude the jury had delivered an unfair verdict. Patterson served death cap mushrooms hidden in individual portions of beef Wellington at a family lunch; a local pastor who was also poisoned survived.