A popular aristocrat has been killed, but no one can learn how. No one, that is, until the return of Sherlock Holmes.
Eille Norwood
Sherlock Holmes
Hubert Willis
Dr. John Watson
Austin Fairman
The Hon. Ronald Adair
Mme. d'Esterre
Mrs. Hudson
Arthur Bell
Insp. G. Lestrade
Cecil Kerr
Charles Ridge
