Showman and the shade, the

Jack Wrightman was desperate for the success that had eluded him his entire life. This was until he stumbled upon an ancient book granting him power over the dead. Using dark magic he binds an unwitting soul to his will. His goal: to use the enslaved spirit to act as an intermediary in talking to the deceased, and to become a world-renowned spiritualist medium (and filthy rich to boot). What Jack doesnt count on is the unwillingness of his new-found assistant...