| Seiyuu | Role |
| Aoi Miyazaki | Yume Kikuchi |
| Junichi Suwabe | Masami Oyamada |
| Hiroshi Iida | Gou Katou |
| Akeno Watanabe | Angela Charon Brooks |
| Hiroshi Naka | Kouzou Endou |
| Motomu Kiyokawa | Rikiya Furusaki |
| Sawa Ishige | Runa Morikawa |
| Kouji Tsujitani | Chief Ginpun |
| Akiko Hiramatsu | Milanda |
| Yuuji Ueda | Zennosuke (Episode 1, 2, 12) |
| Yuko Sasaki | Etsuko Kikuchi |
| Sanae Kobayashi | Haru Kikuchi |
| Kumi Sakuma | Aya Kikuchi |
| Ryoka Yuzuki | Ayano Gotou (Episode 3) |
| Chika Sakamoto | Yasuyuki Terao (Episode 4) |
| Yumi Kakazu | Takako Kawahara (Episode 11 & 12) |
| Hisako Kyouda | Mitsuko Takahashi (Episode 10 & 12) |
| Yuriko Fuchizaki | Instructor in Video (Episode 2) |
| Yuko Mizutani | Sachiko |
| Masaaki Tsukada | Fukui-sensei (Episode 4) |
| Misato Fukuen | Yuuta (Episode 6) |
| Nobuo Tobita | Sakuya Inoue |
| Michiko Neya | Yoko Morikawa (Episode 5) |
| Katsuhisa Houki | Yume's Father |
| Yuko Kobayashi | Nanako Furusaki (Episode 9) |
| Eiji Maruyama | Jiro Furusaki (Episode 9) |
| Mugihito | Kazuo Takahashi (Episode 10 & 12) |