The Woman in Green
From IMDb : Holmes and Watson investigate a series of bizarre and apparently unconnected murders, and the death of a possible suspect. The trail leads to a society of hypnotists and a mysterious, glamorous woman. The fiendish Dr. Moriarty, though reported hanged in Montevideo, is believed to be involved. Stars: Basil Rathbone, Nigel Bruce, Hillary Brooke, and Henry Daniell