A crown jewel is missing and the great detective knows who has it - but must he risk his own life to make the thief give it up?

Starring Carleton Hobbs and Norman Shelley.

Sir Arthur Conan Doyle's tale was first published in The Case-Book of Sherlock Holmes in 1921.

Adapted by Michael Hardwick.

Sherlock Holmes …. Carleton Hobbs
Dr Watson …. Norman Shelley
Count Syvius …. Francis de Wolfe
Lord Cantlemere …. Noel Iliffe
The Constable …. James Thomason
Billy …. John Baddeley
Sam Merton …. Peter Pratt

Producer: Robin Midgley

First broadcast on the BBC Light Programme in September 1962. Show less