Barbara SteeleBarbara Steele was 27 in Nightmare Castle as 'Muriel Arrowsmith / Jenny Arrowsmith'.
Paul MüllerPaul Müller was 42 in Nightmare Castle as 'Dr. Stephen Arrowsmith'.
Giuseppe AddobbatiGiuseppe Addobbati was 55 in Nightmare Castle as 'Jonathan, the Butler'.
Rik BattagliaRik Battaglia was 38 in Nightmare Castle as 'David'.
Mario CaianoMario Caiano was 32 in Nightmare Castle as 'Director, Story, Dialogue, Screenplay'
Enzo BarboniEnzo Barboni was 43 in Nightmare Castle as 'Director of Photography'
Angelo SangermanoAngelo Sangermano was >> in Nightmare Castle as 'Assistant Director'
Fabio De AgostiniFabio De Agostini was >> in Nightmare Castle as 'Dialogue, Screenplay, Story'Carlo CaianoCarlo Caiano was >> in Nightmare Castle as 'Producer, Production Manager'Pietro NofriPietro Nofri was >> in Nightmare Castle as 'Production Assistant, Supervising Producer'Renato CinquiniRenato Cinquini was 43 in Nightmare Castle as 'Editor'
Ennio MorriconeEnnio Morricone was 36 in Nightmare Castle as 'Original Music Composer, Conductor'Bernardino FronzettiBernardino Fronzetti was >> in Nightmare Castle as 'Sound Engineer'Massimo TavazziMassimo Tavazzi was >> in Nightmare Castle as 'Production Designer, Set Decoration'Mario ManciniMario Mancini was >> in Nightmare Castle as 'Camera Operator'Ermanno SertoErmanno Serto was >> in Nightmare Castle as 'Still Photographer'Priscilla ContardiPriscilla Contardi was >> in Nightmare Castle as 'Continuity'Duilio GiustiniDuilio Giustini was >> in Nightmare Castle as 'Makeup Artist'
Helga Liné
Marino Masé