The mushroom murders resemble an Agatha Christie plot – and film studios, publishers and streaming platforms know it

With so many spin-off projects already confirmed, the Erin Patterson saga may become one of the most dramatised true crime stories in recent memory. Photograph: James Ross/AAP

Agatha Christie and Alfred Hitchcock knew the power of a meal gone fatally wrong. From poisoned tarts to deadly dinner parties, their murder mysteries had the knack of transforming the domestic into the diabolical.

Now, real life has delivered its own gothic culinary thriller – and the literary and entertainment worlds are eating it up.