An exciting one-off adventure pitching the Doctor against his absolutely worst enemy: himself!
There is some evil in all of us - even the Doctor. Transported aboard the Time Lords' orbiting courtroom, the Doctor once again encounters the Valeyard, an amalgamation of the darker sides of his nature.
- Format: CD-Audio
- Publisher: Big Finish Productions Ltd
- Publication Date: 30/12/2014
- Category: Classic science fiction
- ISBN: 9781781783207