| Actor | Tino Carraro (as Brian Sanders, The Lawyer), Franco Pesce (as Martino, The Gardener), Jacques Stany (as Police Inspector), Calisto Calisti (as Italian Lawyer), Joseph Guilty (as Arnold Cleever), Gaetano Imbró, Alberto Corchi |
| Actress | Colette Descombes (as Eva), Lilla Brignone (as Teresa, The Housekeeper), Tina Lattanzi (as Kathryn's Aunt), Sara Simoni, Maria Rosiello |
| Art Director | Giorgio Bertolini |
| Assistant | Marcello Pandolfi (as Assistant Director), Bertrand Tavernier (as Assistant Director) |
| Creator | Raul Ranieri (as Make-up) |
| Director | Umberto Lenzi |
| Director Of Photography | Guglielmo Mancori |
| Film Editor | Enzo Alabiso |
| Music | Piero Umiliani |
| Producer | Salvatore Alabiso |
| Production Company | Société Nouvelle de Cinématographie (SNC), Titanus, Tritone Cinematografica |
| Screenplay | Umberto Lenzi, Ugo Moretti, Marie Claire Solleville |
| Starring | Carroll Baker (as Kathryn West), Lou Castel (as Peter Donovan) |
| Subject | Umberto Lenzi |
| Links | https://www.davinotti.com |
