The BBC Symphony Orchestra perform a live soundtrack in this premier stage adaptation of Sir Arthur Conan Doyle’s Sherlock Holmes thriller.
| Actor | Role |
|---|---|
 Mark GatissSherlock Holmes | Sherlock Holmes |
 Sanjeev BhaskarDr Watson | Dr Watson |
 Ewan BaileyBarrymore / Mycroft / narrator | Barrymore / Mycroft / narrator |
| CClare CorbettMrs Barrymore / Beryl Stapleton / Billy / narrator | Mrs Barrymore / Beryl Stapleton / Billy / narrator |
| SSam DaleDr Mortimer / Frankland / narrator | Dr Mortimer / Frankland / narrator |
| RRyan EarlyHenry Baskerville / narrator | Henry Baskerville / narrator |
 Carl PrekoppStapleton / Selden / narrator | Stapleton / Selden / narrator |