A headstrong but titled suffragette slips into the power of a murderous con artist.
| Actor | Role |
|---|---|
 Eille NorwoodSherlock Holmes | Sherlock Holmes |
| HHubert WillisDr. John Watson | Dr. John Watson |
| DDavid HawthorneHon. Philip Greene | Hon. Philip Greene |
| EEvelyn CecilLady Frances Carfax | Lady Frances Carfax |
 Cecil Morton YorkHily Peters | Hily Peters |
| MMadge TreeMrs. Peters | Mrs. Peters |