Dr. Frankenstein is left for dead in the woods. His daughter, Dr. Vera Frankenstein, hunts for his attacker: Dr. Cagliostro, a mad scientist who’s created a race of human-animal hybrids.
| Directing | Jesús Franco | Director |
| Writing | Jesús Franco | Screenplay |
| Camera | Raúl Artigot | Director of Photography |
| Editing | Roberto Fandiño | Editor |
| Writing | Jesús Franco | Story |
| Art | Jean-André d'Eaubonne | Production Design |
| Sound | Daniel White | Original Music Composer |
| Production | Arturo Marcos | Executive Producer |
| Sound | Armando Sciascia | Music |
| Sound | Robert Hermel | Music |
| Sound | Vincent Gemignani | Music |
| Sound | Vladimir Cosma | Music |
| Art | J. de Alberto | Set Decoration |
