A London lady comes to Holmes in curiosity about her newest lodger. After first renting the room, arranging for meals and newspaper to be left at the door, and paying a very high fee, he disappears completely. Or, is it someone else now inside the room?
as Sherlock Holmes
as Dr. John Watson
as Gorgiano
as Insp. Stanley Hopkins
as Mrs. Hudson
as Leverton
as Amelia Lucca
as Gennaro Lucca
as Mrs. Warren