It is Victorian London and Jack the Ripper is stalking the streets - or is it the Doctor? A crystal from the Tardis' telepathic circuits has a serious effect on the Doctor's mind, and Ace finds herself isolated and in danger.
| ISBN: | 9780563405962 |
| Publication date: | 5th October 1998 |
| Author: | Robert Perry, Mike Tucker |
| Publisher: | BBC |
| Format: | Paperback |
| Pagination: | 280 pages |
| Series: | Doctor Who |
| Genres: |
Science Fiction |