TMDB movie listing
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.
TMDB audience score
Based on 84 votes
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Availability in the UK
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No UK offers are currently listed by TMDB.
UK only · Refreshed 11 Oct 2026.
MyCinema quick facts
Worked out from the film's TMDB record and its United Kingdom provider listings. These are facts about the data, not a review.
Standard length · 1h 43m
At 1h 43m it sits between 90 minutes and two hours.
Crime · Mystery · Thriller
TMDB files it under crime, mystery, and thriller.
No UK listings
No UK subscription, free, rental, or purchase listing is currently recorded for this film.
7.4 / 10 on TMDB
TMDB users rate it 7.4 out of 10 across 84 votes, a strong audience score. That is a moderate sample of voters.
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