When a criminal named King Fu who has terrorized a city substitutes himself for a stage actor who looks like him, the staff and spectators at that night's show think the actor is giving an unusually good performance.
| Actor | Role |
|---|---|
 Charles VanelKing-Fu / Scalpa | King-Fu / Scalpa |
 Jacques MauryA smug ham | A smug ham |
 Henri ValbelNot listed | Not listed |
| ÉÉdouard HardouxDirector of the theater | Director of the theater |
 Jean-François MartialNot listed | Not listed |
| RRobert GuilbertNot listed | Not listed |
 Andrews EngelmannNot listed | Not listed |
 Renée HéribelDancer Anita | Dancer Anita |
 Hélène RobertNot listed | Not listed |
 Léon Courtois(uncredited) | (uncredited) |
| BBlanche Estival(uncredited) | (uncredited) |