| Person | Type | Job | Role(s) |
|---|---|---|---|
 Akira Ifukube | Crew | Sound | Original Music Composer |
 Al C. Ward | Crew | Writing | Screenplay |
Alberto Moro | Crew | Editing | Editor |
 Armando Valcauda | Crew | Editing | Colorist, Visual Effects |
 Eiji Tsuburaya | Crew | Visual Effects | Visual Effects, Story, Special Effects |
 Fabio Frizzi | Crew | Sound | Original Music Composer |
Franco Bixio | Crew | Sound | Original Music Composer |
Fuminori Ōhashi | Crew | Visual Effects | Visual Effects |
George R. Rohrs | Crew | Sound | Sound Effects |
Guy Roe | Crew | Camera | Director of Photography |
 Ishirō Honda | Crew | Directing | Director, Author, Screenplay |
Kuichirô Kishida | Crew | Visual Effects | Visual Effects |
 Luigi Cozzi | Crew | Directing | Director, Executive Producer |
Masao Tamai | Crew | Camera | Director of Photography |
 Renato Barbieri | Crew | Production | Executive Producer |
Satoru Chûko | Crew | Art | Production Design, Art Direction |
 Shigeru Kayama | Crew | Writing | Novel, Lyricist, Original Story |
Takeo Kita | Crew | Art | Production Design, Art Direction |
 Takeo Murata | Crew | Writing | Screenplay |
 Terry O. Morse | Crew | Directing | Director, Story |
 Tomoyuki Tanaka | Crew | Production | Producer, Story |
Vince Tempera | Crew | Sound | Original Music Composer |
Akira Watanabe | Crew | Visual Effects | Visual Effects |
Hiroshi Mukoyama | Crew | Visual Effects | Visual Effects |
Teizô Toshimitsu | Crew | Costume & Make-Up | Costume Designer |
Lillo Capoano | Crew | Directing | Script Supervisor |
Sadao Iizuka | Crew | Visual Effects | Visual Effects |
 Akihiko Hirata | Cast | Actor | Dr. Serizawa |
 Akira Takarada | Cast | Actor | Ogata |
 Emilio Cigoli | Cast | Actor | Steve Martin (voice) |
 Frank Iwanaga | Cast | Security Officer (uncredited) | |
 Fuyuki Murakami | Cast | Actor | Dr. Tabata (uncredited) |
 Giuseppe Rinaldi | Cast | Actor | Ogata (voice) |
 Haruo Nakajima | Cast | Actor | Godzilla (uncredited) |
 Katsumi Tezuka | Cast | Actor | Godzilla (uncredited) |
 Kenji Sahara | Cast | Actor | Man on Boat (uncredited) |
 Mikel Conrad | Cast | Actor | George Lawrence (uncredited) |
 Momoko Kôchi | Cast | Actress | Emiko |
 Pino Locchi | Cast | Actor | Security Officer (voice) |
 Raymond Burr | Cast | Actor | Steve Martin |
 Ren Yamamoto | Cast | Actor | Seiji (uncredited) |
 Rita Savagnone | Cast | Emiko (voice) | |
 Sachio Sakai | Cast | Actor | Hagiwara (uncredited) |
 Tadashi Okabe | Cast | Actor | Dr. Tabata's Assistant (uncredited) |
 Takashi Shimura | Cast | Actor | Dr. Yamane |
 Toranosuke Ogawa | Cast | Actor | President of Company (uncredited) |
Toyoaki Suzuki | Cast | Actor | Shinkichi (uncredited) |
Vittorio Cramer | Cast | George Lawrence (voice) (as Vittorio Kramer) | |
| Person | Type | Job | Role(s) |
