Cast & crew
Gammera the Invincible (1966)
Directed by Sandy Howard, Noriaki Yuasa Written by Richard Kraft, Nisan Takahashi
Cast
| Diane Findlay | Sgt. Susan Embers |
| Albert Dekker | Secretary of Defense |
| Brian Donlevy | Gen. Terry Arnold |
| John Baragrey | Capt. Lovell |
| Mort Marshall | Jules Manning |
| Thomas Stubblefield | J.T. Standish |
| Gene Bua | Lt. Clark |
| Bob Carraway | Lt. Simpson |
| Walter Arnold | American Ambassador |
| Dick O'Neill | Gen. O'Neill |
| Alan Oppenheimer | Dr. Contrare |
| Steve Zacharias | Sen. Billings |
| John McCurry | A1C Hopkins |
| Robin Craven | British Ambassador |
| Bernard Grant | Dr. Hidaka (voice) |
| Larry Robinson | Aoyagi (voice) |
| Paulette Rubinstein | Kyoke (voice) |
| Lucy Martin | Nobuyo (voice) |
| Corinne Orr | Toshio (voice) |
| Peter Fernandez | Professor Murase / Captain Foster / New York newsreader / Mr. Ueda (voices) |
| Kenneth Harvey | Chidori Maru navigator (voice) |
| Louis Zorich | Soviet ambassador |
| William Griffis | misc. roles (voice) |
| Jack Curtis | news announcer (voice) |
| Eiji Funakoshi | Dr. Hidaka |
| Michiko Sugata | Nobuyo |
| Harumi Kiritachi | Kyoke |
Crew
| Richard Kraft | Writer |
| Julian C. Townsend | Director of Photography |
| Nobuo Munekawa | Director of Photography |
| Yonesaburo Tsukiji | Special Effects |
| Sandy Howard | Director |
| Noriaki Yuasa | Director |
| Shima Abe | First Assistant Director |
| Yonesaburo Tsukiji | VFX Director of Photography |
| Sid Cooperschmidt | First Assistant Director |
| Yonesaburo Tsukiji | Visual Effects Director |
| Kiyoshi Ishida | Special Effects |
| Kiyoshi Ishida | Special Effects Assistant |
| Kiyoshi Ishida | Visual Effects Director |
| Fran Wolf | Producer's Assistant |
| Murray Rosenbloom | Sound |
| Wes Farrell | Original Music Composer |
| L. Jeffery Norwalk | Production Assistant |
| Barbara Robinson | Script Supervisor |
| Nisan Takahashi | Screenplay |
| Robert Myerson | Dialogue |
| Hank Aldrich | Production Design |
| Artie Butler | Music Arranger |
| Artie Butler | Conductor |
| Tadashi Yamanouchi | Music |
| Ken Barnett | Executive Producer |
| Robert Baron | Associate Producer |
| Hiroaki Uejima | Production Manager |
| Hidemasa Nagata | Executive Producer |
| Masaichi Nagata | Executive Producer |
| Yonejirô Saitô | Producer |
| Akira Inoue | Production Design |
| Tôru Suzuki | Special Effects |
| Akira Inoue | Visual Effects Art Director |
| Tôru Suzuki | Special Effects Assistant |
| Kazufumi Fujii | Visual Effects |
| Tatsuji Nakashizu | Editor |
| Kiyoshi Kawamura | Visual Effects Production Manager |
| Kazufumi Fujii | Visual Effects Compositor |
| Mamoru Ishizaka | VFX Lighting Artist |
| Yukio Itō | Lighting Technician |
| Mamoru Ishizaka | Lighting Technician |
| Masao Ōsumi | Sound Supervisor |
| Masao Ōsumi | Sound Recordist |
| Toshikazu Watanabe | Sound Recordist |
| Keizô Murase | Costume Design |
| Yasuei Yagi | Costume Design |
| Masao Yagi | Costume Design |
| Kanju Yagi | Costume Design |
| Keizô Murase | Modeling |
| Kanju Yagi | Modeling |
| Yasuei Yagi | Modeling |
| Masao Yagi | Modeling |
| Wes Farrell | Lyricist |