Arthur Conan Doyle writes about John Watson's adventure with the Doctor, but Watson objects to a scene in which James Moriarty kills a former employee. When Doyle mentions his adventures with "his" Doctor, Watson asks to hear about it, but Doyle shivers and says, "Perhaps another time."
- In Doyle's story, Moriarty's other henchmen escape on a boat from Southampton. Moriarty poisons Scanlon with palytoxin.
- Doyle mentions his story A Study in Scarlet.
to be added
- The entire text of the piece at the Doctor Who Reference Guide