| Seiyuu | Role |
| Ai Nonaka | Shima Katase |
| Fumiko Orikasa | Yayoi Fujisawa |
| Mitsuki Saiga | Masaru Odawara |
| Akio Suyama | Joy Jones |
| Megumi Toyoguchi | Ayaka Machida |
| Ryo Hirohashi | Rinna Kazamatsuri |
| Yuki Matsuoka | Arisa Glennorth |
| Takahiro Mizushima | Kouta Otoyama |
| Yuuji Ueda | Pierre Takida |
| Rie Tanaka | Akira Kayama |
| Masahiko Tanaka | Carl Hutter |
| Michiko Neya | Ren Renge |
| Nobuyuki Hiyama | Ritsuo Shoujin |
| Kazuo Hayashi | Rinna's Father |
| Chiharu Suzuka | Natasha Kazamatsuri (Rinna's Mother) |
| Junko Sakuma | Youko Otoyama (Kouta's Sister) |
| Naomi Shindou | Leila Balt |
| Keiji Fujiwara | Jinrai |
| Katsunosuke Hori | Richard James |
| Juurouta Kosugi | Umihito Katase (Shima's Father) |
| Rumi Kasahara | Chiaki Katase (Shima's Mother) |
| Romi Paku | Masato Katase (Shima's Brother) |
| Yuusaku Yara | Michio Orihara |
| Romi Paku | Najima Gable |
| Daisuke Kishio | Kent Austin |
| Akiko Kawase | Youko (Episode 19 & 24) |
| Yuuto Kazama | Narration (Episode 5) |
| Yuuto Kazama | Carlos (Episode 6 & 16) |
| Ken Takeuchi | Ian Solberg (Episode 18 & 19) |
| Shinji Kawada | Nakamura (Episode 6 & 16) |
| Mitsuru Ogata | Miguel Deltoro (Episode 20 & 25) |
| Shigeru Shibuya | Genot Maillol (Episode 17 & 26) |
| Katsuyuki Konishi | Clark (Episode 16 & 17) |
| Tomoyuki Shimura | Ben (Episode 6 & 16) |