A Parisian cop sets out to solve a sudden series of crimes, including robbery and blackmail. Based on a novel by Émile Gaboriau.
| Actor | Role |
|---|---|
 Lew CodyM. Gaston Le Coq | M. Gaston Le Coq |
 Mary NolanMlle. Adoree | Mlle. Adoree |
 Clara Kimball YoungMme. Fauvel | Mme. Fauvel |
 George E. StoneVerduet | Verduet |
 William Collier Jr.Prosper Botomy | Prosper Botomy |
 June ClydeMadeline | Madeline |
 Herbert BunstonFauvel | Fauvel |
 Roy D'ArcyDe Clameran | De Clameran |
 Irving BaconLagors | Lagors |
 Harry CordingMichele | Michele |
 Crauford KentOttoman | Ottoman |