Writer-director Amando de Ossorio's shrouded warriors are back for one last hurrah in the final installment his four-part horror masterpiece. Soon after a young doctor and his wife take up residency in a seaside village, they receive a visit from a terrifying welcome wagon -- the undead Templar Knights. Rising from their watery graves to collect human sacrifices, the blind knights can't see their victims … but they can hear their screams.