The Sign of Four is currently streaming on Prime Video and The Roku Channel

The Sign of Four (1987)84 minAdventure, CrimeRating 71/100

Dr. Watson, finds a mystery in an empty house, while Holmes and he later solve the mysteries of an abbey grange, the Musgrave ritual, a second stain, a man with a twisted lip, the priory school, and a half-dozen plaster busts of Bonaparte.

Cast: Jeremy Brett, Edward Hardwicke, Jenny Seagrove, Ronald Lacey, John Thaw, Emrys James, Alf Joint

Director: Peter Hammond