A desperate, but highly respectable schoolmaster collapses at Holmes' door. His prize pupil, the son of a wealthy duke, has vanished, seemingly without a trace. And, why is Holmes getting such poor cooperation in his investigation?

• DirectorMaurice Elvey
• Release1 April 1921
• Genre
  Mystery / Crime
• Duration0h
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• Revenue?
• Rate
  

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• Productions

  Stoll Picture Productions