One of many Pearl White silent action movie serials. CHAPTER TITLES: 1. The Serpent Sign; 2. The Cryptic Ring; 3. The Watching Eye; 4. The Vengeance Of Wu Fang; 5. The Saving Circles; 6. Spontaneous Combustion; 7. The Ear in the Wall; 8. The Opium Smugglers; 9. The Tell-Tale Heart; 10. Shadows Of War.
| Actor | Role |
|---|---|
 Pearl WhiteElaine Dodge | Elaine Dodge |
 Creighton HaleWalter Jameson | Walter Jameson |
 Arnold DalyDetective Craig Kennedy | Detective Craig Kennedy |
 Edwin ArdenWu Fang | Wu Fang |
 Gazelle MarcheInnocent Inez | Innocent Inez |
| MM.W. RaleLong Sin | Long Sin |
| BBessie WhartonAunt Josephine | Aunt Josephine |
| AAh Ling FooChinese Heavy | Chinese Heavy |
| HHoward CodyNot listed | Not listed |