The Black Abbot (novel)
The Black Abbot is a crime novel by the British writer Edgar Wallace which was first published in 1926 about the ghost of an abbot haunting the grounds of an old abbey and protecting a lost treasure. The following year Wallace turned the story into a play "The Terror" which itself had several film adaptations. Film adaptation. It was adapted in 1963 by the German studio Rialto Film as "The Black Abbot" as part of a long-running series of Wallace adaptations made by the company.