 | Camille Keaton als Jane |
 | Tony Isbert als Bill |
 | Máximo Valverde als Joe |
 | Luigi Pistilli als Lord Alexander |
 | Luciana Paluzzi als Lady Alexander |
 | José Calvo als Sam David |
 | Giovanni Petrucci als Fred |
 | Irina Demick als Bill's Mother |
 | Paul Müller als Doctor |
 | Beni Deus als Ferguson |
 | Milo Quesada als Cop |
| Alejandro de Enciso als Cop in the Car |
| Elsa Zabala als Black Mass Participant |
| Pablo García |
 | Adriana Facchetti als Woman in Alexander house |
 | Carla Mancini als Black Mass Participant |
 | Fulvio Mingozzi als Police Inspector |
| David Thomson als Black Mass Participant |
 | Maria Mascarielli als Black Mass Participant, playing piano |
| Mario Bianchi | Screenplay |
| Riccardo Freda | Director |
| Leonardo Martín | Screenplay |
| José Gutiérrez Maesso | Screenplay |
| José Gutiérrez Maesso | Producer |
| Francisco Fraile | Director of Photography |
| Stelvio Cipriani | Music |
| Amedeo Mellone | Set Decoration |
| Rafael Ferri | Set Decoration |
| Jolanda Benvenuti | Editor |
| Eugenio Rondani | Sound |
| Carlo Rambaldi | Special Effects |
| Faustino Ocaña | Production Manager |
| Sergio Merolle | Production Manager |
| Renzo Francioni | Makeup Artist |
| Cristóbal Criado | Makeup Artist |
| Ana Criado | Hairstylist |
| Luis Criado | Assistant Makeup Artist |
| Felisa Rueda | Assistant Editor |
| Alba Di Salvo | Assistant Editor |
| José Luis Criado | Assistant Camera |
| Miguel Ángel Muñoz | Assistant Camera |
| Giorgio Di Battista | Camera Operator |
| Teodoro Roa | Camera Operator |
| Miguel Guzmán | Still Photographer |
| Manolita Iglesias | Costumer |
