Directed by
| Enrique Carreras | ... | (archive footage) |
Writing Credits
| Edgar Allan Poe | ... | (stories) and |
| Narciso Ibáñez Serrador | ... | (screenplay) (archive footage) and |
| William Hines | ... | (English dialogue) |
Cast (in credits order)
| Narciso Ibáñez Menta | ... | Dr. Eckstrom / John Samivet (archive footage) | |
| Osvaldo Pacheco | ... | Henry Valdemar (archive footage) (as Oswald Pacheco) | |
| Inés Moreno | ... | Teresa Samivet (archive footage) (as Inez Moreno) | |
| Carlos Estrada | ... | Maurice Falpront (archive footage) | |
| Narciso Ibáñez Serrador | ... | (archive footage) | |
| Lilian Valmar | ... | (archive footage) | |
| Mercedes Carreras | ... | The Maid (archive footage) | |
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Fred Card | ... | (voice) |
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Lisa Tadow | ... | Dubbing Voice (voice) |
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Louis Bright | ... | (voice) |
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Albert Barr | ... | (voice) |
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Joseph Press | ... | (voice) |
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Ralph Star | ... | (voice) |
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Jules Davis | ... | (voice) |
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Sylvia Monty | ... | (voice) |
Produced by
| Nicolás Carreras | ... | producer (archive footage) |
| Jaime Gates | ... | executive producer (archive footage) (as Jimmy Gates) |
| Jack H. Harris | ... | executive producer |
| Enrique Torres Tudela | ... | executive producer (archive footage) (as Ricky Torres) |
Editing by
| José Gallego | ... | (archive footage) (as Jose Gallego) |
Camera and Electrical Department
| Américo Hoss | ... | cinematographer: archive footage (as Americo Hoss) |