Cecil H. Williamson

Cecil Williamson was a British screenwriter, editor and film director and influential English Neopagan Warlock. He was the founder of both the Witchcraft Research Center which was a part of MI6's war against Nazi Germany, and the Museum of Witchcraft. He was a friend of both Gerald Gardner, who was the founder of Wicca, and also of the notorious occultist Aleister Crowley.