| Argento Soma (1999 TV)
|
| Ryu Soma/Kaneshiro Takuto | Hoshi Souichirou |
| Harriet Bartholomew | Kuwashima Houko |
| Guinevia Green | Inoue Kikuko |
| Dan Simmonds | Koyasu Takehito |
| Lana Inness | Sayuri |
| Michael Heartland | Nakata Jouji |
| Sue Harris | Horie Yui |
| Yuri Leonov/Frank/Extra-One/Yousei-kun | Takada Yuuji |
| David Lawrence/Mr.X | Takemura Taku |
| Maki Agata | Kuwashima Houko |
| Dr. Ernest Noguchi | Chafuurin |
| Operator (Scarlet) | Enomoto Atsuko |
| Operator (Joan) | Kawasumi Ayako |
| Operator (Ai) | Arishima Moyu |
| Gilgore-taisa | Nakata Kazuhiro |
| Junshou | Kishino Kazuhiko |
| Rick Steiner | Miki Shinichirou |
| Shochou | Inaba Minoru |
| Miss Stacy | Mizuhara Rin |
| Kurooka | Yajima Akiko |
| Makarofu-gichou | Shima Shunsuke |
| Doctor Schwart | Kiyokawa Motomu |
| Elaine | Sasamoto Yuuko |
| Tsinooba | Yamashita Ayaka |
| Smith | Oka Kazuo |
| Smith-fujin | Miki Sachiko |
| Shikan | Okiayu Ryoutarou |
| Choukan | Muramatsu Yasuo |
| Sakusen-sanbou | Nakajima Toshihiko |
| Sofu | Sawaki Ikuya |
| Kyouiku-youin | Miyata Hironori |
| Hoankan | Madono Mitsuaki |
| Narration | Kuwashima Houko |
| Operator | Kanda Akemi |
| Announcement | Takahashi Hiroki |
| Violetta (ep.18) | Makishima Yuki |