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Eille Norwood as Sherlock Holmes |
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Hubert Willis as Dr. John Watson |
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Lawford Davidson as Sir Eustace Brackenstall |
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Madeline Seymour as Lady Mary Brackenstall |
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Leslie Stiles as Cpt. Jack Croker |
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Teddy Arundell as Insp. Stanley Hopkins |
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Mme. d'Esterre as Mrs. Hudson |
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Madge Tree as Theresa Wright |
| Directing | George Ridgwell | Director |
| Writing | Geoffrey Malins | Writer |
| Writing | Arthur Conan Doyle | Novel |
| Writing | Patrick L. Mannock | Writer |
