Summary
In foggy London Dr Jekyll experiments on newly deceased women determined to discover an elixir for immortal life. Success enables his spectacular transformation into the beautiful but psychotic Sister Hyde who stalks the dark alleys of Whitechapel for young, innocent, female victims, ensuring continuation of the bloodstained research. With each transformation Sister Hyde becomes the more dominant personality, determined to eventually suppress the frail, ineffectual Dr Jekyll forever.
Details
Release Date: October 17, 1971
Runtime: 97 minutes
Genres: Horror
Original Language: EN
Rating: ⭐ 6.1/10 (105 votes)
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Cast

Ralph Bates
Dr. Jekyll

Martine Beswick
Sister Hyde

Gerald Sim
Professor Robertson

Lewis Fiander
Howard

Dorothy Alison
Mrs. Spencer

Philip Madoc
Byker

Neil Wilson
Older Policeman

Paul Whitsun-Jones
Sergeant Danvers

Virginia Wetherell
Betsy

John Lyons
Sailor








