Episode

The Priory School

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Cast
Jeremy Brett as Sherlock Holmes
Edward Hardwicke as Dr. John H. Watson
Michael Bertenshaw as Mr. Aveling
Mark Turin as Caunter
Brenda Elder as Mrs. Hayes
Jack Carr as Reuben Hayes
Alan Howard as Duke of Holdernesse
Rosalie Williams as Mrs. Hudson
Christopher Benjamin as Dr. Thorneycroft Huxtable
Nissar Modi as Lord Arthur Saltire
Nicholas Gecks as James Wilder
William Abney as Rivers