![The Sign of Four](https://i3.wp.com/image.tmdb.org/t/p/w185/fKKD7rtmWeX2OFVF0BGXQ7OxkGK.jpg)
Plot
Mary Morstan has received a pearl in the post every year since her father's disappearance. This leads Holmes and Watson to the truth about a secret pact between four convicts during the Indian Rebellion of 1857.
Writer | John Hawkesworth |
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Director | Peter Hammond |
Actor | Jeremy Brett, Edward Hardwicke, Jenny Seagrove |
Country | United Kingdom |
Production | Granada Television |