 Hindley died in Westminster 30 November 1857, reportedly of heart disease, aged 61.Augustus Granville, Hindley's doctor, later alleged that Hindley had been suffering from delirium, hallucination, and inflammation of the brain, but had been recovering thanks to the treatments ordered by Granville (mustard plasters, bleeding, calomel, and antimony), which had been effective on four or five similar past episodes.However, without consulting Granville, Hindley's son-in-law had called in Robert Bentley Todd, FRS, FRCS.