Arthur WontnerArthur Wontner was 57 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Sherlock Holmes'.
Isla BevanIsla Bevan was 23 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Mary Morstan'.
Ian HunterIan Hunter was 31 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Dr. John Watson'.
Graham SouttenGraham Soutten was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Jonathan Small'.
Herbert LomasHerbert Lomas was 45 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Maj. John Sholto'.Gilbert DavisGilbert Davis was 33 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Det. Insp. Atherly Jones'.
Margaret YardeMargaret Yarde was 54 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Mrs. Smith'.
Roy EmertonRoy Emerton was 38 in The Sign of Four: Sherlock Holmes' Greatest Case as 'The Tattooed Man'.Mr. BurnhettMr. Burnhett was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Tattoo Artist'.
Charles FarrellCharles Farrell was 31 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Funfair Patron'.
Clare GreetClare Greet was 60 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Mrs. Hudson'.
Moore MarriottMoore Marriott was 46 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Mordecai Smith'.Edgar NorfolkEdgar Norfolk was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Capt. Morstan'.
Kynaston ReevesKynaston Reeves was 38 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Bartholomew Sholto'.Ernest SeftonErnest Sefton was 49 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Barrett'.TogoTogo was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Tonga'.
Miles MallesonMiles Malleson was 43 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Thaddeus Sholto'.Graham CuttsGraham Cutts was 47 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Director'Robert De GrasseRobert De Grasse was 32 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Director of Photography'Robert MartinRobert Martin was 40 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Director of Photography'
W.P. LipscombW.P. Lipscomb was 44 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Screenplay'Basil DeanBasil Dean was 43 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Producer'Otto LudwigOtto Ludwig was 29 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Editor'Ernest IrvingErnest Irving was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Music'
Arthur Conan DoyleArthur Conan Doyle would have been no older than 71 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Novel'
Rowland V. LeeRowland V. Lee was 40 in The Sign of Four: Sherlock Holmes' Greatest Case as 'Production Supervisor'Clifford PemberClifford Pember was >> in The Sign of Four: Sherlock Holmes' Greatest Case as 'Art Direction'