Mushroom murderer Erin Patterson never expected anyone to survive lunch - former cop

Erin Patterson: The Mushroom Murderer

Former Australian police detective Duncan McNab shares his insights on Erin Patterson, who poisoned her family members with a beef wellington spiked with death-cap mushrooms.

I've met some killers in my time, and some of them just view other people as an inconvenience, a trouble to be removed.

McNab notes that Patterson never expected anyone to survive the deadly lunch, particularly Ian Wilkinson. He believes that Patterson had planned the case in detail but did not anticipate being caught.

Author's summary: Erin Patterson's case is a shocking example of a planned murder.

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RNZ RNZ — 2025-10-25