Who’s Erin Patterson?


Patterson, 51, is the woman who put a bowl of beet‑wellington to her in‑laws’ mouths and left death cap mushrooms on the plate. The victims—Gail, Don and someone named Heather—were killed in the weeks after a single lunch in Leongatha, Victoria.


What’s at stake in the appeal?


The case is back in court to check if the original verdict was fair. Her defence says the jury was exposed to press and witnesses that could have swayed them, and that unfair mobile‑phone data was used against her. The jury supposedly shared a hotel floor with prosecutors and journalists, which may have broken the isolation they were supposed to keep.


Prosecution’s counter‑argument


The Department of Public Prosecutions (DPP) wants to keep the sentence the same but extend the parole window. The judge had let her go on parole after 33 years, but now the DPP argues the realities of prison life mean she should stay locked up longer.


What happens next?


A decision could take months. If the case is overturned the court could order a retrial or a release. If the prosecution win the sentence might change to life without parole.


Erin Patterson during trial