The detective investigates an ancient riddle and the disappearance of a butler.

For 300 years, the Musgrave family have performed the ritual which has become meaningless to them, but their butler discovers its secret, with sad results...

Starring Carleton Hobbs and Norman Shelley.

Sir Arthur Conan Doyle's tale was originally published in the Strand Magazine in 1893.

Adapted by Michael Hardwick.

Sherlock Holmes …. Carleton Hobbs
Dr Watson …. Norman Shelley
Reginald Musgrave …. Roger Snowdon
Brunton …. Kenneth Hyde
Rachel Howells …. Patricia Mort
The Nurse …. Vivienne Chatterton
The Policeman …. Humphrey Morton

Producer: Robin Midgley

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