Reparto (9)
Arthur WontnerSherlock Holmes
Ian FlemingDr. John Watson
Lyn HardingProfessor Moriarty
Lawrence GrossmithSir Henry Baskerville
John TurnbullInspector Lestrade
Minnie RaynerMrs. HudsonRobert HortonColonel RossJudy GunnDiana Baskerville
Arthur MacraeJack Trevor