Holmes & Watson receive a letter from an informant who known by the pseudonym Fred Porlock. Porlock is a man well connected with criminals. The letter is written in code, and Holmes determines that the code comes from the words in a book. They decipher the code by page and column and find that John Douglas of Birlstone House is in danger.
Rated G | Length 50 minutes
Peter O'Toole | Earle Cross | Colin Borgonon | Judy Nunn | Ron Haddrick | Robin Stewart | Henri Szeps | John Stone | Brian Adams