This Hammer Productions cult classic stars Ingrid Pitt as Elisabeth, a countess who discovers that the blood of young virgins can restore her fading beauty. Her twisted lover, Captain Dobi (Nigel Green), is happy to keep her in supply. But soon, the town begins to miss its nubile residents, and Dobi becomes enraged when he learns that Elisabeth has been posing as her own daughter in order to seduce a younger man.