Onder andere met: Lina Romay (Countess Irina Karlstein), Jack Taylor (Baron Von Rathony), Alice Arno (Irina´s servant), Monica Swinn (Princess de Rochefort), Jesus Franco (Dr. Roberts), Luis Barboo (Irina's Manservant), Jean-Pierre Bouyxou (Dr. Orloff), Raymond Hardy (Hotel Masseur), Anna Watican (Anna, a journalist), Gilda Arancio (Victim in the wall (uncredited)), Roger Germanes (Irina's first victim (uncredited)), Ricardo Vázquez (uncredited)