Cast
Mark Gatiss
Sherlock Holmes
Sanjeev Bhaskar
Dr Watson
Ewan Bailey
Barrymore / Mycroft / narrator
Clare Corbett
Mrs Barrymore / Beryl Stapleton / Billy / narrator
Sam Dale
Dr Mortimer / Frankland / narrator
Ryan Early
Henry Baskerville / narrator
Carl Prekopp
Stapleton / Selden / narrator