

The Sign of Four
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.
Where to watch The Sign of Four in United States
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Click a service to open The Sign of Four there. Availability last verified on June 20, 2026.
About The Sign of Four
The Sign of Four is a 1987 English-language crime, mystery and thriller film directed by Peter Hammond. The cast is led by Jeremy Brett, Edward Hardwicke, Jenny Seagrove. It has a runtime of 1h 43m. Viewers rate it 7.4/10 across 100 ratings.
The Sign of Four was produced by Granada Television and made in United Kingdom. It was released on March 7, 1987.
- Director
- Peter Hammond
- Writers
- John Hawkesworth
- Release date
- March 7, 1987
- Original language
- English
- Status
- Released
- Country
- United Kingdom
- Production
- Granada Television
The Sign of Four cast & crew
The Sign of Four was directed by Peter Hammond and written by John Hawkesworth.
The cast features Jeremy Brett as Sherlock Holmes, Edward Hardwicke as Dr. John Watson, Jenny Seagrove as Mary Morstan, Ronald Lacey as Thaddeus und Bartholomew Sholto, John Thaw as Jonathan Small, and Emrys James as Inspector Athelney Jones.
Behind the camera, the score was composed by Patrick Gowers and cinematography is by Ray Goode.
Is The Sign of Four worth watching?
The Sign of Four holds an audience score of 7.4/10 from 78 ratings, marking it as well-reviewed crime films.
At 1h 43m, it's a standard feature-length watch.
If you enjoy crime, mystery, and thriller, The Sign of Four is worth a place on your watchlist.
How and where to watch The Sign of Four
The Sign of Four isn't currently available on major streaming services in United States. We track availability continuously — add it to your watchlist and we'll keep an eye out.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
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Cast of The Sign of Four

Jeremy Brett
Sherlock Holmes

Edward Hardwicke
Dr. John Watson

Jenny Seagrove
Mary Morstan

Ronald Lacey
Thaddeus und Bartholomew Sholto

John Thaw
Jonathan Small

Emrys James
Inspector Athelney Jones

Alf Joint
McMurdo

Kiran Shah
Tonga
Terence Skelton
Captain Morstan

Rosalie Williams
Mrs. Hudson

Robin Hunter
Major Sholto

William Ash
Jack Smith
More from the Sherlock Holmes (Jeremy Brett) Collection
The Sign of Four — FAQs
▸Where can I watch The Sign of Four in United States?
The Sign of Four is not currently available on major streaming services in United States. Availability changes often — check back soon.
▸What language is The Sign of Four in?
The Sign of Four is originally in English. Subtitle and dub options vary by streaming service.
▸How long is The Sign of Four?
The Sign of Four runs 1 hours 43 minutes (103 minutes).
▸What is The Sign of Four rated?
It holds a 7.4/10 audience score from 78 ratings.















