Lieutenant Commander John Byrne of the Naval Secret Service and his partner Pvt. Bill Riggers chase criminal Dr. Sin Fang, who is desperate to find a lost sacred seal. (The fifth and only surviving episode of a six-part serial about an evil mastermind inspired on Sax Rohmer's Dr. Fu Manchu.)

• DirectorFred Paul
• Release11 March 1928
• Genre
  Crime / Adventure
• Duration0h 30m
• Budget?
• Revenue?
• Rate
  

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  0 reviews
• Productions

  P. E. P., BFI