In 19th century London, a sex maniac sneaks into the engagement party of Dr. Henry Jekyll and Miss Fanny Osbourne, turning the event into a nightmarish whirlpool of murder and debauchery.

Dr. Henry Jekyll

Miss Fanny Osbourne

Mr. Hyde

General

Dr. Lanyon

Reverend Donald Regan

Lady Osbourne, Fanny's mother

Charlotte Carew, the General's daughter

Little girl

Dr. Jekyll's mother
June 17, 1981

Dr. Henry Jekyll

Miss Fanny Osbourne

Mr. Hyde

General

Dr. Lanyon

Reverend Donald Regan

Lady Osbourne, Fanny's mother

Charlotte Carew, the General's daughter

Little girl

Dr. Jekyll's mother
