Un hombre investiga la extraña desaparición de dos de sus amigos, tras la visita de éstos al siniestro castillo de un Conde austriaco.
- Género: Misterio, Terror
- Estudio: Universal International Pictures, Universal Pictures
- Palabra clave: arranged marriage, alligator, castle, leopard, buried alive, sword fight, murder, vienna, austria, hunting, missing person, eye patch, 18th century, told in flashback, wife murder, poisoning, catalepsy
- Emitir: Richard Greene, Boris Karloff, Stephen McNally, Rita Corday, Lon Chaney Jr., John Hoyt