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The Sign of Four

Yes — it's on Amazon Prime Video

Available to stream now

The Sign of Four (1983)

Not RatedAdventure, Crime, Mystery· 1h 37m· ★ 6.3

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Hired by a young lady, Sherlock Holmes and Dr. Watson investigate the strange recent deaths of her missing father's friends from the army, as well as the whereabouts of the Great Mogul, the second-largest diamond in the world.

Frequently Asked Questions

Is The Sign of Four free to watch?
The Sign of Four is available on Amazon Prime Video, which requires a subscription.
Where can I watch The Sign of Four in the UK?
The Sign of Four is available to stream on Prime Essentials, Amazon Prime Video, Plex in the UK.
Is The Sign of Four on Amazon Prime Video UK?
Yes, The Sign of Four is currently available to stream on Amazon Prime Video UK.