This is just a list of characters (both minor and major)
They're not sorted by their position or importance in the story, only their race.
Savali
Marrz
Spencer
Claude
Marcello
Vale
Caligula
Gallagher
Haymon
Caius
Clodia
Carlisle
Amity
Avalon
Barborois
Gottfried
Gerlach
Maris
Nikomedes
Evander
Guy
Rose
Olwin
Arma
Luther
Malina
Wilton
Cohen
Felix
Gay
Happy
Joy
Orville
Raban
Salem
Amaranth
Teivel
Atiah
Nuru
Abaddon
Deirdre
Talbot
Anzo
Samael
Twalivi
Nero
Calpernia
Ethan
Lyndon
Veraz
Decius
Cyprus
Lilly
Basil