Madmen bent on achieving complete control headline this horror double feature. In Nightmare Castle, a crazed scientist murders his wife and her lover, uses their blood to keep his own lover looking youthful, then goes after his dead wife's sister to get her inheritance. Barbara Steele stars. In I Bury the Living, a cemetery caretaker believes he has the all-powerful ability to increase the occupancy rate of the graveyard. Richard Boone stars.