Nel profondo del delirio was released in the year 1981。Nel profondo del delirio is also called as Docteur Jekyll et les femmes, The Experiment, The Bloodbath of Doctor Jekyll, The Blood of Doctor Jekyll, Dr. Jekyll and Miss Osbourne, Dr. Jekyll and His Women, Dr. Jekyll & Mr. Hyde, Bloodlust。

The film takes place before, during and immediately after the engagement party of Dr.Henry Jekyll and Miss Fanny Osborne, attended by numerous highly respectable guests (a general, a doctor, a priest, a lawyer), the last of which informs the company that a child has been murdered in the street outside. While the others watch a young dancer perform, Dr.Jekyll instructs the lawyer to alter his will, leaving everything to a certain Mr.Hyde. Shortly afterwards, the dancer is found murdered, and the guests realise that one of their number must be a maniac with a prodigious sexual appetite...

Nel profondo del delirio actors and actresses include Udo Kier。