The Sign of Four (1987)

Title: The Sign of Four

Original Title: The Sign of Four

Release Date: 1987-03-07

Status: Released

Rating: 7.3/10 (from 67 votes)

Language: EN

Genres: Crime, Mystery, Thriller

Production Companies: Granada Television

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.