The Sign of Four
- Release Year
- 1987
- Runtime
- 1h 43m
- Genres
- Adventure
- Crime
- Mystery
- Thriller
- TV Movie
- Directed By
- Peter Hammond
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.
