A HOUSE OF MYSTERY

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Across
  1. 3. twelve o'clock at night
  2. 6. in a way that is not habitual or common
  3. 7. a supernatural being or essence
  4. 9. something that is difficult or impossible to understand or explain
Down
  1. 1. the floor of a building which is partly or entirely below ground level
  2. 2. (of a force or spirit) embodying or associated with the forces of the devil
  3. 4. inhabited or frequented by ghosts
  4. 5. a person employed to look after a building
  5. 8. of or like a ghost in appearance or sound; eerie and unnatural