In 1562 a devastating Act of Parliament against Conjurations Enchantments and Witchcrafts was passed in England. For the first time, the “common sort” could be put on trial for their life, accused of the diabolical act of witchcraft. With most legal proceedings taking place in Essex, the county became infamous for its witches. This lecture traces the progress of the Elizabethan and Stuart witchcraft prosecutions in Essex, detailing cases from across the county. Also considered are the sources available to family historians researching witches, including legal court records, contemporary sensational pamphlets, and sources once kept in the parish chest.