With evidence from the Chinon Parchment, Don examines the origins of Friday the 13th at Paris' La Conciergerie when King Philip IV of France falsely accused and arrested the Knights Templar, causing their downfall. Arthur Conan Doyle revives his iconic character Sherlock Holmes through actor William Gillette who resurrects the sleuth on the stage and dedicates his home Gillette Castle in East Haddam, Connecticut to the detective