A European prince is raised in America without knowing his true identity; he spends his time thrill-seeking, but his country needs him when a revolt threatens the crown.
| Actor | Role |
|---|---|
 Douglas FairbanksWilliam Brooks | William Brooks |
 Marjorie DawFelice, Countess of Montenac | Felice, Countess of Montenac |
 Frank CampeauGrand Duke Sarzeau | Grand Duke Sarzeau |
 Sam SothernKing Phillipe IV | King Phillipe IV |
 Jay DwigginsEmile Metz | Emile Metz |
 Lillian LangdonPrincess Marguerite | Princess Marguerite |
| AAlbert MacQuarrieUndetermined Role | Undetermined Role |
 Bull MontanaUndetermined Role | Undetermined Role |
| WWilliam GillisUndetermined Role | Undetermined Role |
| PPhil GastrockUndetermined Role | Undetermined Role |
 Boris KarloffHenchman in cloth cap | Henchman in cloth cap |
 Karla SchrammNot listed | Not listed |
 Charles StevensOfficer | Officer |