Reparto y equipo
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Boris KarloffHjalmar Poelzig - Béla LugosiDr. Vitus Werdegast
- David MannersPeter Alison
- Julie BishopJoan Alison
- Lucille LundKaren Werdegast Poelzig
- Egon BrecherThe Majordomo
- Henry ArmettaPolice Sergeant
- Albert Ritter Conti v. CedassamarePolice Lieutenant
- Anna DuncanMaid (uncredited)
- Herman BingCar Steward (uncredited)
- André CheronTrain Conductor (uncredited)
- Luis AlberniTrain Steward (uncredited)
- Edgar G. UlmerDirección
- Carl Laemmle, Jr.Producción
- Edgar Allan PoeEscritor
- Edgar G. UlmerEscritor
- Paul CainEscritor