Trailer
Images
 | Bob Sessions as Nick's Father / Meanest Monster in Monster Land / Mr. Bad / Gomora / Lobster Men / Geronimon / Dorobon (voice) |
 | Nicholas Curror as Nick |
 | Sarah Taunton as Nick's Mother |
 | Wendy Danvers as Edmund's Wife / Nick (voice) / Ultra Mother (voice) |
 | Marc Smith as Various Ultras / Hanuman (voice) (uncredited) |
 | Kaan Boonchoo as Bandit (uncredited) |
 | Prida Somthobsuuk as Bandit (uncredited) |
| Jan Wanpen as Bandit (uncredited) |
| Directing | |
| Marc Smith | Director |
Camera | |
| Ion Knoller | Director of Photography |
Sound | |
| DeWolfe | Music |
Writing | |
| Bunzô Wakatsuki | Screenplay |
Production | |
| Dick Randall | Executive Producer |
| Stephen Minasian | Executive Producer |
Crew | |
| Dick Randall | Presenter |
| Stephen Minasian | Presenter |
Writing | |
| P. Piml | Screenplay |
Crew | |
| Kazuo Sagawa | Special Effects |
Visual Effects | |
| Kazuo Sagawa | Visual Effects |
| Kazuo Sagawa | Visual Effects Director |
Directing | |
| Sompote Sands | Director |
Editing | |
| Keiichi Uraoka | Editor |
Camera | |
| Toshiyuki Machida | Director of Photography |
| Shin'ichi Ôoka | Director of Photography |
Production | |
| Sompote Sands | Executive Producer |
| Noboru Tsuburaya | Executive Producer |
| Noboru Tsuburaya | Production Supervisor |
| Nikhom Sihsurat | Producer |
| Hisao Itô | Producer |
Art | |
| Tetsuzô Ôsawa | Production Design |
Directing | |
| Shohei Tôjô | Director |
| Koichi Takano | Director |
| Toshihiko Nakajima | First Assistant Director |
Production | |
| Kiyotaka Ukawa | Producer |
Editing | |
| Yoshihiro Yanagawa | Editor |
Writing | |
| Koichiro Fujishima | Screenplay |
| Yasui Hisashi | Screenplay |
| Masumi Kaneda | Screenplay |
| Yasushi Hirano | Screenplay |
