The Two Faces of Dr. Jekyll (1960)

The Two Faces of Dr. Jekyll
Horror, Science Fiction
After a series of scientific experiments directed towards freeing the inner man and controlling human personalities, the kindly, generous Dr Henry Jekyll succeeds in freeing his own alter ego, Edward Hyde, a sadistic, evil creature whose pleasure is murder.
Starring
Paul Massie, Dawn Addams, Christopher Lee, David Kossoff, Norma Marla, Francis de Wolff, Joy Webster, Magda Miller, Oliver Reed, Helen Goss
Directed By
Terence Fisher