The Legendary Hero Is Dead! has a huge cast, following several groups in addition to Touka's primary party as well as several recurring minor characters. The character page has been split into several pages.
- Hero's Partynote Touka's Party (Touka Scott, Yuna Yunis, Anri Haynesworth Margaret Farom); Shion's Former Party (Shion Bladedarts, Kyle Osment, Nicola Lullus, Leonard Craven, Bridget Bladedarts, Beatrice)
- Adventurersnote Milly's Party (Milly Yunis, Fieri Yunis, Shannon Petrarca, Dorothy Eleonora); Other Allies (Threa Carmen, Blake the Twin Spear, Colin Brad, Neigan Bourne, Rito Bladedarts, Famria); Adventurers (Rob Barbarin, Pete Yablakan, Sharif Zanga, Speedy Verga, Looter Fushios, Diane Gizmin, Almia the Puppeteer, Relay Man)
- Necromancers and Demonsnote The Necromancers and allies (Diego Valentine, Friedrich Norshteyn, Diana Filion, Kyuden Algren, Victor Josef, Ethel Borgnine, Dominique Rin); Four Dukes (Beltex, Portaqueth, Neuremphia, Psychalias); Demons (Adele, Rexboz)
- Kingdom of Faromnote Imperial Capital Rumen (Larkvlad XIII, Isaac Gardner, Leland Tolman, Amelia Melia, Lothal Charis, Claudia Avelheid, Gilford Vergilis, Azelstein Ortrix, Reven Knives, Ripley); Moalan (Todd Burns and Horse Bro); Alnudas (Selenia Osment, Ryle Osment)
- Kingdom of Roselianote Royal Family (Verdantes Roselia, Berhard Roselia); Military (Goering Vikongs, Maria and Meria Ariane, Wilenheim Frimgar, Albert Roan, Yuvel Frobel, Frederick Grunberg, Muntz, Waldman, Glynger, Yukov, Crow)