Cast & crew
Ultraman Gaia (1998)
Written by Chiaki J. Konaka
Cast
| Takeshi Yoshioka | Takayama Gamu |
| Hassei Takano | Fujimiya Hiroya |
| Hiroyuki Watanabe | Ishimuro Akio |
| Takashi Ukaji | Tsutsumi Seiichirō |
| Ai Hashimoto | Sasaki Atsuko |
| Maria Theresa Gow | Jojī Rīrando |
| Sei Hiraizumi | Chiba Tatsumi |
| Masami Nakagami | Kajio Katsumi |
| Yukari Ishida | Yoshii Reiko |
Crew
| Toshihiko Sahashi | Original Music Composer |
| Kazuo Tsuburaya | Executive Producer |
| Chiaki J. Konaka | Series Composition |
| Hirofumi Morotomi | Producer |
| Nobuyuki Koyama | Producer |
| Chiaki J. Konaka | Screenplay |