 Sidney FoxMlle. Camille L'Espanaye | Mlle. Camille L'Espanaye |
 Bela LugosiDr. Mirakle | Dr. Mirakle |
 Leon AmesPierre Dupin | Pierre Dupin |
 Bert RoachPaul | Paul |
 Betty Ross ClarkeMme. L'Espanaye | Mme. L'Espanaye |
 Brandon HurstPrefect of Police | Prefect of Police |
 D'Arcy CorriganMorgue Keeper | Morgue Keeper |
 Noble JohnsonJanos The Black One | Janos The Black One |
 Arlene FrancisWoman of the Streets | Woman of the Streets |
 Ted BillingsSideshow Spectator (uncredited) | Sideshow Spectator (uncredited) |
 Herman BingFranz Odenheimer (uncredited) | Franz Odenheimer (uncredited) |
 Joe BonomoGorilla (uncredited) | Gorilla (uncredited) |
| AAgostino BorgatoAlberto Montani (uncredited) | Alberto Montani (uncredited) |
 Iron Eyes CodyIndian at Sideshow (uncredited) | Indian at Sideshow (uncredited) |
 Christian J. FrankGendarme Using Snuff (uncredited) | Gendarme Using Snuff (uncredited) |
 Charles GemoraErik (uncredited) | Erik (uncredited) |
| HHarrison GreeneSideshow Barker (uncredited) | Sideshow Barker (uncredited) |
 Charlotte HenryBlonde in Sideshow Audience (uncredited) | Blonde in Sideshow Audience (uncredited) |
 Harry HolmanVictor Dupont (uncredited) | Victor Dupont (uncredited) |
 Edna MarionMignette (uncredited) | Mignette (uncredited) |
 Torben MeyerThe Dane (uncredited) | The Dane (uncredited) |
| CCharles MillsfieldBearded Man at Sideshow (uncredited) | Bearded Man at Sideshow (uncredited) |
 Monte MontagueWorkman / Gendarme (uncredited) | Workman / Gendarme (uncredited) |
 John T. MurrayGendarme (uncredited) | Gendarme (uncredited) |
 Tempe PigottCrone (uncredited) | Crone (uncredited) |
 Dorothy VernonTenant (uncredited) | Tenant (uncredited) |
 Michael VisaroffMirakle's Sideshow Barker (uncredited) | Mirakle's Sideshow Barker (uncredited) |
 Polly Ann YoungGirl (uncredited) | Girl (uncredited) |
