The Speckled Band (1931 film)

The Speckled Band is a 1931 British film directed by Jack Raymond and an adaptation of Arthur Conan Doyles story The Adventure of the Speckled Band, which features Sherlock Holmes and Dr. John Watson investigating the fears of a young woman and the suspicious death of her sister.

Soon there is an inquest into the mysterious death, and Rylott plots with the housekeeper and his Indian servant Ali. Watson attends the inquest as an old friend of the Stonor family in India. He acts protectively to Helen and advises her to consult Holmes if she ever feels in danger. At Baker Street later, Watson summarises the inquest to Holmes, describing the various witnesses and evidence. Holmes files it away in his system he operates a strangely modern office with female secretaries and a voice recording device.One year later, Helen Stoner is engaged, and her fiance must leave for a plantation in Rangoon for a year. Helen is afraid and suggests that they marry sooner, so that she may go with him to Rangoon. Dr. Rylott is upset by these plans, and decides to murder her to prevent the loss of her inheritance. Rylott forces Helen to move from her room into Violets old room. The next day, Helen meets with Holmes and Watson in Baker Street and describes her case. Her sister Violet had been engaged to be married before she died, and Helen remembers hearing mysterious music that night. Now Helen is engaged and is also hearing the mysterious music again. Holmes questions her and sends her out of the room through a separate entrance, when her stepfather arrives. Dr. Rylott barges in and threatens Holmes, but he is not deterred. ........

Source: Wikipedia