 In 1586 he exorcised a girl in Derbyshire, and published an account of his work.In 1596–1597 he conducted further exorcisms, mainly at St Mary's Church, Nottingham, where he was appointed curate by Robert Aldridge, but also in Lancashire, where with others he exorcised demons from seven members of the household of Nicholas Starkey in Tyldesley on 17 and 18 March 1597, and in Staffordshire.Many were sceptical about these cases, especially when Darrell claimed he knew of 13 witches in the town.