When her architect father brings home a much younger new wife, rebellious and resentful teen Jenny goes to extreme lengths to sabotage their relationship.

A child conceived by a mute servant girl transforms from an innocent youth to a killer beast at night with uncontrollable urges.

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…