Sherlock Holmes and the Valley of Fear (1983)

Release Date: 1983-01-01
Runtime: 0h 50min
Production Company: Burbank Animation Studios
Production Country: United States of America
Director: Norma Green

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.