Most of the episodes were thirty minutes long. Aside from the six-part adaptation of
The Hound of the Baskervilles, the episodes adapted from novels were ninety minutes long. Hobbs and Shelley also played Holmes and Watson respectively in a radio dramatisation of the play
Sherlock Holmes, adapted for radio by
Raymond Raikes. The production aired on the BBC Home Service on 3 January 1953. ;Series 1 The following episodes aired on ''
Children's Hour'' in 1952–1953 on the
BBC Home Service. ;Series 5 The following episodes aired on
Thirty-Minute Theatre in 1959 on the BBC Light Programme. ;Series 6 The following episodes aired in
Thirty-Minute Theatre in 1960 on the BBC Light Programme. ;Series 7 The following episodes aired in 1960–1961. "The Valley of Fear" and "The Hound of the Baskervilles" are each ninety minutes long and first aired on the BBC Home Service. "Black Peter" is thirty minutes long and first aired on the BBC Light Programme. ;Series 8 The following episodes aired in 1961–1962 on the BBC Light Programme, without a series title. ;Series 9 The following episodes aired under the title
Sherlock Holmes in 1962 on the BBC Light Programme. ;Series 10 The following ninety-minute episodes aired on the BBC Home Service on
Saturday-Night Theatre. ;Series 11 The following episodes aired under the title
Sherlock Holmes Returns in 1964 on the BBC Light Programme. The first two episodes in the series were repeated recordings of the episodes that aired on 21 August 1962 and 4 September 1962 respectively. ;Series 12 The following episodes aired under the title
Sherlock Holmes Again in 1966–1967 on the BBC Light Programme. ;Series 13 The following episodes aired under the title
Sherlock Holmes in 1969 on
BBC Radio 2. == References ==