| Seiyuu | Role |
| Ryousuke Sakamaki | Lief |
| Yuusaku Yara | Barda |
| Ayahi Takagaki | Jasmin |
| Miyako Itou | Cree |
| Chigusa Ikeda | Phili |
| Toshiko Fujita | Teegan (Episode 7, 22, 23) |
| Tetsu Inada | Carn Corps Captain (Episode 24, 26, 27) |
| Kurumi Mamiya | Purin (Episode 24 - 27) |
| Takayuki Kondou | Hotto (Episode 8, 22, 23) |
| Miyako Itou | Johanna (Episode 15 - 17) |
| Rie Kugimiya | Nerida (Episode 15 - 18) |
| Fumihiko Tachiki | Glock (Episode 15 - 18) |
| Junji Majima | Manus (Episode 4 - 7) |
| Hidetoshi Nakamura | Lief's Father (Episode 1, 13, 14, 21, 25) |
| Satsuki Yukino | Lief's Mother (Episode 1, 13, 14, 21) |
| Banjou Ginga | Shadow King (Episode 1, 4, 7, 22, 24) |
| Masashi Ebara | Fallow (Episode 1, 4, 7, 22, 24, 25) |
| Keiichi Sonobe | Cren (Episode 24 & 25) |
| Kaya Miyake | Gla Son (Episode 27) |
| Noriko Shitaya | Francoise (Episode 22 & 23) |
| Mitsuki Saiga | Dane (Episode 18 & 19) |
| Furin Cha | Gerick (Episode 27) |
| Sayuri Sadaoka | Purin's Mother (Episode 24 & 25) |
| Yuichi Nagashima | Ferdinand (Episode 15) |
| Rio Natsuki | Elsa (Episode 25 & 26) |
| Masashi Ebara | Prandeen (Episode 13 & 14) |
| Haruhi Terada | Sharn (Episode 14 & 25) |
| Kaho Kouda | Jasmin's Mother (Episode 2 & 3) |
| Tessho Genda | Gorl (Episode 3) |
| Shouto Kashii | Jidd (Episode 5 & 8) |
| Shouzou Iizuka | Soldeen (Episode 7) |
| Takayuki Kondou | Nanion (Episode 7) |
| Kenyuu Horiuchi | Tom (Episode 8 & 11) |
| Daisuke Gouri | Ikabot (Episode 8) |
| Hirofumi Nojima | Rai (Episode 9 & 10) |
| Saki Nakajima | Tira (Episode 9 & 10) |
| Kazuhiro Nakata | Ria (Episode 12) |
| Takako Honda | Endon (as a child Episode 13) |
| Yasunori Matsumoto | Endon (Episode 14) |
| Hiroshi Naka | Fa Gurin (Episode 27) |