| Seiyuu | Role |
| Kenji Nojima | Spark |
| Daisuke Sakaguchi | Marle |
| Jouji Nakata | Kashue |
| Shou Hayami | Ashram |
| Chikao Ohtsuka | Wagnard |
| Michie Tomizawa | Leylia |
| Yuu Asakawa | Shiris |
| Mitsuru Miyamoto | Slayn |
| Maaya Sakamoto | Leaf |
| Masaya Takatsuka | Garak |
| Nobutoshi Hayashi | Parn |
| Kazuya Nakai | Reona (Episode 15, 21, 22, 27) |
| Kujira | Smeddy (Episode 5 - 7) |
| Yasuhiko Kawazu | Alhaib (Episode 4 & 6) |
| Hisao Egawa | Rabido (Episode 14 & 15) |
| Kouji Ishii | Groder (Episode 4 - 7, 15, 21, 22) |
| Kazuhiro Nakata | Astarl (Episode 4 - 7) |
| Kumiko Nishihara | Pirotess (Episode 15, 21, 22, 24, 25) |
| Rei Igarashi | Karla (Episode 18, 21 - 24, 26) |
| Nobuyuki Hiyama | Orson (Episode 1 - 7) |
| Shoutarou Morikubo | Cecil (Episode 1 - 8, 12) |
| Shinichirou Ohta | Etoh (Episode 16 - 19, 21, 27) |
| Junko Noda | Arteen (Episode 1) |
| Hideo Ishikawa | Randy (Episode 11) |
| Gara Takashima | Neese (Episode 1 & 9) |