| Character (Last, First) | Seiyuu (Last, First) |
| Yuki Judai | KENN (Oohashi Kenichirou) |
| Manjoume Jun | Matsuno Taiki |
| Manjoume Chosaku | Hirano Takahiro |
| Manjoume Shoji | Tomita Makoto |
| Marufuji Sho | Suzuki Masami |
| Marufuji Ryo | Maeda Tsuyoshi |
| Tenjoin Asuka | Kobayashi Sanae |
| Tenjoin Fubuki | Yusa Kouji |
| Edo Phoenix | Ishida Akira |
| Saiou Takuma | Koyasu Takehito |
| Saiou Mizuchi | Sakurai Tomo |
| Tyranno Kenzan | Shimozaki Hiroshi |
| Misawa Daichi | Masuda Yuuki |
| Maeda Hayato | Hasu Takehiro |
|
Maeda Kumazou (Hayato's father) | Gouri Daisuke |
| Cronos De Medici | Shimizu Hiroshi |
| Napoleon | Tatsuta Naoki |
| Principal Samejima | Iwasaki Masami |
| Daitokuji-sensei | Yamaguchi Kappei |
| Kagemaru | Mugihito |
| Pharaoh (cat) | Kugimiya Yuki |
|
Ayukawa Emi (Obelisk Blue Female Supervisor) | Neya Michiko |
| Titan | Wakamoto Norio |
| SAL | Kiuchi Hidenobu |
| Ayanokouji Mitsuru | Ueda Yuji |
| Saotome Rei | Sendai Eri |
| Camilla / Camula | Irie Kanako |
| Don Zaloog | Kusunoki Taiten |
| Abidos the Third | Miyano Mamoru |
| Kousuke Kunisaki | Nakamura Daiki |
| Hane Kuriboh | Ishibashi Mika |
| Black Magician Girl | Nakao Yuki |
| Ojama Yellow | Nagahama Mariko |
| Ojama Black | Iwama Kenji |
| Ojama Green | Shimozaki Hiroshi |
English Cast
| Character (First, Last) | Voice Actor/Actress (First, Last) |
| Jaden Yuki | Matthew Charles |
| Chazz Princeton | Anthony Salerno |
| Slade Princeton | Jonathan Todd Ross |
| Jagger Princeton | Marc Thompson |
| Syrus Truesdale | Wayne Grayson |
| Zane Truesdale | Scottie Ray |
| Alexis Rhodes | Priscilla Everett |
| Atticus Rhodes / Nightshroud | Jason Anthony Griffith |
| Satorious | Maddie Blaustein |
| Chumley Huffington | Ted Lewis |
| Bastion Misawa | Eric Stuart |
| Dr. Vellian Crowler | Sean Schemmel |
| Principal Sheppard | Dave Willis |
| Titan | Eric Stuart |
| Ms. Dorothy | Veronica Taylor |
| Momoe | Lisa Ortiz |
| Professor Lyman Banner | Wayne Grayson |
| Fonda Fontaine | Bella Hudson |
| Harrington | Jason Anthony Griffith |
| Camula | Bella Hudson |
| Tania | Alyson Johnson |
| Don Zaloog | Darren Dunstan |
| Abidos the Third | Darren Dunstan |
| Kagemaru | Marc Thompson |
| Ojama Yellow | Sean Schemmel |
| Ojama Black | Eric Stuart |
| Ojama Green | Marc Thompson |