You can now watch the entire The Sign of Four: Sherlock Holmes' Greatest Case movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.
The Sign of Four: Sherlock Holmes' Greatest Case: A young woman turns to Sherlock 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.