 Janine ReynaudDiana | Diana |
 Rosanna YanniRegina | Regina |
 Chris HowlandFrancis McClune | Francis McClune |
 Alexander EngelAlbert Carimbuli | Albert Carimbuli |
 Marcelo Arroita-JáureguiInsp. Tanner (as Marcello Arriota-Jauregut) | Insp. Tanner (as Marcello Arriota-Jauregut) |
 Manolo OteroVittorio Freda | Vittorio Freda |
 Dorit DomDancer (as Maria Dom) | Dancer (as Maria Dom) |
 Adrian HovenMr. Radeck | Mr. Radeck |
 Ana CasaresThriller's Assistant | Thriller's Assistant |
 Michel LemoineMorpho | Morpho |
 Jesús FrancoNapoleon Bolivard | Napoleon Bolivard |
| EElsa ZabalaFashion Store Owner | Fashion Store Owner |
| MMarta RevesGirl in Hotel Lobby | Girl in Hotel Lobby |
| MMaría Antonia RedondoLida Regnier | Lida Regnier |
 Vicente RocaGallery manager | Gallery manager |
| AAna PuértolasBlonde Dancer | Blonde Dancer |
 Claudia GravyNot listed | Not listed |
 Pilar ClemensNot listed | Not listed |
 Gert Günther HoffmannMr. Radeck (voice) (uncredited) | Mr. Radeck (voice) (uncredited) |
| KKarl Heinz MannchenCritic in Art Gallery (uncredited) | Critic in Art Gallery (uncredited) |
| VVicente Molina FoixInsp. Tanner's Assistant (uncredited) | Insp. Tanner's Assistant (uncredited) |
| JJulio Pérez TaberneroNot listed | Not listed |
 Manuel VelascoReceptionist (uncredited) | Receptionist (uncredited) |
