Ultraman Mebius wordt opnieuw vergezeld door Ultraman, Ultra Seven, Ultraman Jack en Ultraman Ace, evenals drie latere Ultramen (Tiga, Dyna en Gaia) om krachtigere versies van bekende Ultra Monsters te bevechten.
Nee, helaas is 大決戦！超ウルトラ8兄弟 nog niet beschikbaar op Netflix in Nederland.
| Directing | 八木毅 | Director |
| Production | 円谷一夫 | Supervising Producer |
| Crew | 渡部健司 | CGI Supervisor |
| Visual Effects | 酉澤安施 | Character Designer |
| Production | 小山信行 | Co-Producer |
| Visual Effects | 日暮大幹 | Visual Effects Coordinator |
| Production | 渋谷浩康 | Co-Producer |
| Visual Effects | 渡部健司 | CGI Director |
| Sound | 佐橋俊彦 | Music |
| Production | 鈴木暁 | Executive Producer |
| Production | Masayuki Yoshikawa | Producer |
| Production | 林尚樹 | Producer |
| Production | Sohei Sato | Producer |
| Production | Kiyoshi Yokota | Producer |
| Directing | Masayasu Yasuhara | Assistant Director |
| Production | 松本輝起 | Producer |
| Directing | 日暮大幹 | Assistant Director |
| Art | 島倉二千六 | Background Designer |
| Production | 竹中一博 | Producer |
| Visual Effects | Takaaki Saito | VFX Supervisor |
| Art | 山下順弘 | Decorator |
| Production | 髙田佳夫 | Producer |
| Art | Tetsuzô Ôsawa | Art Direction |
| Production | Tsuneyuki Morishima | Producer |
| Production | Chikara Takano | Producer |
| Editing | 松木朗 | Editor |
| Production | 川城和実 | Producer |
| Production | Yukio Fujiki | Producer |
| Writing | 長谷川圭一 | Writer |
