Countess Elizabeth Bathory conspires with her husband to acquire the blood of virgins to maintain her youth and beauty.
| Directing | Jorge Grau | Director |
| Writing | Jorge Grau | Screenplay |
| Writing | Juan Tébar | Screenplay |
| Writing | Sandro Continenza | Screenplay |
| Writing | José Luis Garci | Writer |
| Production | José María González Sinde | Executive Producer |
| Camera | Oberdan Troiani | Director of Photography |
| Editing | Pedro del Rey | Editor |
| Sound | Carlo Savina | Original Music Composer |
| Art | Cruz María Baleztena | Set Decoration |
| Costume & Make-Up | Elisa Ruiz | Costume Design |
| Costume & Make-Up | Carlos Paradela | Makeup Artist |
| Costume & Make-Up | Josefa Rubio | Hairstylist |
| Costume & Make-Up | Felipe Saavedra | Assistant Makeup Artist |
| Costume & Make-Up | Emilio Villalba | Assistant Makeup Artist |
| Production | Roberto Capitani | Unit Production Manager |
| Production | Adolfo Oliete | Production Manager |
| Directing | Fernando De Bran | Assistant Director |
| Directing | Manuel García | Second Assistant Director |
| Art | Matías Recuenco | Property Master |
| Art | Antonio Jaramillo | Props |
| Sound | Jesús Jiménez | Sound Engineer |
| Sound | Enrique Molinero | Sound Engineer |
| Sound | José María San Mateo | Sound Engineer |
| Crew | Basilio Cortijo | Special Effects |
| Camera | Julio Wizuete | Still Photographer |
| Camera | Domingo Solano | Camera Operator |
| Camera | Ramiro Sabell | Assistant Camera |
| Camera | Julio Leyva | Assistant Camera |
| Lighting | Juan Manuel Herranz | Electrician |
| Lighting | Mariano Cárdenas | Gaffer |
| Camera | José Luis Aguilar | Second Assistant Camera |
| Editing | Blanca Rodríguez | Assistant Editor |
| Editing | Yolanda Peña | Assistant Editor |
| Crew | Rafael Sánchez Mendieta | Transportation Captain |
| Production | Rafael Frías | Production Assistant |
| Production | Enrique González Macho | Production Assistant |
| Production | Adolfo Oliete | Production Assistant |
| Production | Matías Recuenco | Production Assistant |
| Production | Manuel Rincón | Production Assistant |
| Directing | Isabel Ruiz Capillas | Script Supervisor |
| Crew | Fernando Arribas | Lighting Camera |
