 | Christopher Sean als Ken Sato / Ultraman (voice) |
 | Gedde Watanabe als Professor Sato (voice) |
 | Tamlyn Tomita als Emiko Sato (voice) |
 | Keone Young als Dr. Onda (voice) |
 | Julia Harriman als Ami (voice) |
| Shannon Tindle | Director |
| John Aoshima | Co-Director |
| Tom Knott | Producer |
| Hayden Jones | Visual Effects Supervisor |
| Mathieu Vig | Animation Supervisor |
| Sean M. Murphy | Visual Effects Producer |
| Stefan Drury | Visual Effects Producer |
| Lisa M. Poole | Producer |
| Scot Blackwell Stafford | Original Music Composer |
| Justine von Winterfeldt | Music Supervisor |
| Shannon Tindle | Writer |
| Marc Haimes | Writer |
| Takayuki Tsukagoshi | Executive Producer |
| Masahiro Onda | Executive Producer |
| Kei Minamitani | Executive Producer |
