Dark of the Moon is a dramatic play written by William Berney and George Richardson in 1942. The play was originally written as a dramatization of "The Ballad Of Barbara Allen" and was simply called Barbara Allen. It was remade for Broadway and had its first performance in 1945. The two witches visit the Conjur Man and tell him that John is going to break his bargain and ask for another chance. The Conjur Man makes a bet with them that he won't. If the Conjur Man wins, the witches have to leave John alone. If the witches win, they get to take the life of Barbara Allen.