MOVIE
The Sign of Four: Sherlock Holmes' Greatest Case
MysteryThrillerRomanceCrimeAction
A young woman turns to Holmes for protection when she's menaced by an escaped killer seeking missing treasure. However, when the woman is kidnapped, Holmes and Watson must penetrate the city's criminal underworld to find her.
Top cast
Arthur WontnerSherlock Holmes
Isla BevanMary Morstan
Ian HunterDr. John Watson- Graham SouttenJonathan Small
Herbert LomasMaj. John Sholto- Gilbert DavisDet. Insp. Atherly Jones
Margaret YardeMrs. Smith
Roy EmertonThe Tattooed Man- Mr. BurnhettTattoo Artist
Charles FarrellFunfair Patron
Clare GreetMrs. Hudson
Moore MarriottMordecai Smith
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Not currently available on the supported providers in EG.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 13 Jul 2026.