A Hungarian countess discovers bathing in the blood of virgins is the secret of eternal youth, and demands her lover bring her a steady stream of victims. However, her affair with another man turns him against her, while the spate of disappearing young women arouses suspicion. Hammer horror, starring Ingrid Pitt, Nigel Green and Lesley-Anne Down.

Hungary, XVII century. After being widowed, the old countess Elizabeth Nádasdy, of the Báthory lineage, fortunately discovers a way to become young again; but the price to be paid by those around her will be high and bloody.