Because of the escapades of Alexis, the Crown Prince of Vodenia, the kingdom is likely to lose the loan lent to them by a rich foreign banker. Baron Patcheff, a minister, decides then to replace the Prince by a double. The man chosen is Castin, a Parisian haberdasher, who looks like Alexis feature for feature.
| Actor | Role |
|---|---|
 André AlermeBardas | Bardas |
 Léon ArvelBanker | Banker |
 Lucien BarouxPrince Alexis / Castin | Prince Alexis / Castin |
 Pauline CartonAdrienne | Adrienne |
 René DaryJean-Paul | Jean-Paul |
 Charles DechampsCouncilor Maritch | Councilor Maritch |
 Camille FournierCountess of Eguzon | Countess of Eguzon |
 Pierre JuvenetAmbassador | Ambassador |
 Pierre LarqueyCasimir | Casimir |
 André LefaurBaron Patcheff, minister | Baron Patcheff, minister |
 Charles LemontierBanker | Banker |
| JJane LouryMadame Bardas | Madame Bardas |
 Charles MartinelliNot listed | Not listed |
| GGinette MelcyMartine | Martine |
 Louis VonellyNot listed | Not listed |
| LLucien WalterNot listed | Not listed |
| HHugues WannerNot listed | Not listed |