The vampires:
The Graf of Sternendach, baritone
Amata, his Gräfin, soprano
Timoch, his retainer and bodyguard, bass
The humans:
Luzia Heller, current leader of the Heller family of vampire hunters, also called “Oma”, mezzo-soprano
Eva, her daughter-in-law, contralto
Kunigunde, Eva’s daughter, Luzia’s granddaughter, also called “Kinge”, mezzo-soprano
Galen, The Graf’s familiar and the Gräfin’s lover, tenor
Maria and Athanasius Heller, Luzia’s mother and grandfather, are gone by the time of this story, but their memories linger in the hearts of those who knew them.