 | Shinobu Nakayama | ... | Mayumi Nagamine |
 | Ai Maeda | ... | Ayana |
 | Yukijirô Hotaru | ... | Inspector Osako |

| Ayako Fujitani | ... | Asagi Kusanagi |
 | Senri Yamazaki | ... | Mito Asakura |
 | Tooru Teduka | ... | Shin'ya Kurata |
 | Yuu Koyama | ... | Tatsunari Moribe |
 | Nozomi Andô | ... | Miyuki Moribe |
 | Kei Horie | ... | Shigeki Hinohara |
 | Norito Yashima | ... | Sakurai |
 | Hirotarô Honda | ... | Mr. Saito |

| Aki Maeda | ... | Young Ayana |

| Hiroyuki Watanabe | ... | Regimental Commander |
 | Yukie Nakama | ... | Female Camper |
 | Kunihiko Mitamura | ... | Ayana's Father |
 | Takahiro Itô | | |
| rest of cast listed alphabetically: |

| Christine M. Auten | ... | Asakura Mito (voice: English version) (as Christine Auten) |
 | Marcy Bannor | ... | Female Anchor B, Mother Nagamine (voice: English version) |
 | Vicki Barosh | ... | Moribe Grandmother, Female Talkshow Guest A (voice: English version) |
 | Cameron Bautsch | ... | Moribo (voice: English version) |
 | Bob Biggerstaff | ... | Lieutenant C, Submersible Navigator (voice: English version) |

| Jessica Boone | ... | Myuki, Pedestrian Woman A (voice: English version) |

| Heather Bryson | ... | Female Reporter A (voice: English version) (as Heather LeMaster) |
 | Rick Burford | ... | Male Reporter A (voice: English version) |

| Shelley Calene-Black | ... | Pedestrian Woman B, Mother Hirasaka, School Girl A, House Mother, Answering Machine (voice: English version) |
 | Victor Carsrud | ... | Lieutenant D, Submersible Captain, Talkshow Director (voice: English version) |
 | Luci Christian | ... | Asagi Kusangi (voice: English version) |

| Kaytha Coker | ... | Rail Car Intercom (voice: English version) |
 | Marcie Corder | ... | Auntie Mamma, Female Interview B (voice: English version) |
 | Kelli Cousins | ... | Hirasaka Ayana, Young Hirasaka (voice: English version) |

| Jason Douglas | ... | Kurata Shinya (voice: English version) |
 | Noriko Eguchi | | |
 | Cynthia Ann Feaster | ... | Bully Girl, Pedestrian Woman C, Talkshow Host Female (voice: English version) (as Cynthia Feaster) |
 | Marty Fleck | ... | Officer Tan (voice: English version) |
 | Patrick Givens | ... | Father Hirasaka (voice: English version) |
 | Joey Goubeaud | ... | Paramedic (voice: English version) |

| Tiffany Grant | ... | Dr. Nagamine (voice: English version) |
 | Yoshihiko Hakamada | | |
 | Alex Harder | ... | Kobayashi, Submersible Pilot (voice: English version) |
 | Richard Hasenmyer | ... | Mobile Radio Guy, Interpreter (voice: English version) |
 | Steven Hasenmyer | ... | Moribe Friend (voice: English version) |
 | Hikaru Ijûin | ... | Policeman |
 | K.C. Jones | ... | Male Anchor B, Bum A, Joe Hollywood, Submersible Pilot 2, Radar Guy B (voice: English version) (as Kyle Jones) |
 | John Kaiser | ... | Professor Nojiri (voice: English version) |
 | Takaya Kamikawa | | |
 | Kazuko Katô | | |
 | Yûsuke Kawazu | | |
 | Nijiko Kiyokawa | | |
 | Miyuki Komatsu | | |
 | Shôji Kôkami | | |
 | Paul Locklear | ... | Cousin Brother (voice: English version) |

| Andy McAvin | ... | Lieutenant, Policeman Old, Rail Station Official (voice: English version) |
 | Thomas Meerbott | ... | Military Bee, Bullhorn Guy (voice: English version) |

| Vic Mignogna | ... | Doctor, Male Anchor A (voice: English version) |
 | Kazu Nagahama | ... | Male camper |
 | Toshie Negishi | | |
 | Chris Nelson | ... | Talkshow Producer (voice: English version) |
 | Duc Nguyen | ... | Sakurai (voice: English version) |
 | Takashi Nishina | | |
 | Neil O'Sullivan | ... | Radio Guy (voice: English version) |

| Tony Oller | ... | Satoru, Pedestrian Boy (voice: English version) |
 | David Parker | ... | Captain, Male Interview A (voice: English version) |
 | Rick Peeples | ... | Mister Glasses (voice: English version) |
 | Ted Pfister | ... | Talkshow Host, Chief Cabinet Secretary (voice: English version) |
 | Charlie Purdy | ... | Military Cee (voice: English version) |
 | Marcy Rae | ... | Female Interview A (voice: English version) |
 | Hal Raleigh | ... | Commander, Uncle Daddy (voice: English version) |
 | Monica Rial | ... | School Girl B, Pedestrain Mother, Female Anchor A, Weather Lady, Camper Female (voice: English version) |
 | Henry Rogers | ... | Submersible Mate (voice: English version) |
 | Don Rush | ... | Policeman B (voice: English version) |
 | Wade Shemwell | ... | Policeman A (voice: English version) |
 | Osamu Shigematu | ... | Salaryman interviewee |
 | Paul Sidello | ... | Osako (voice: English version) |
 | Kenneth Smith | ... | Messenger (voice: English version) |
 | Yukitomo Tochino | ... | Homeless man |
 | Masahiko Tsugawa | | |
 | David Williams | ... | Lieutenant B (voice: English version) |
 | Mike Yantosca | ... | Military A, Mobile Radio Guy B, Rail Station Intercom (voice: English version) |
 | Yasunori Yuge | | |
This movie is so great it goes beyond kaiju (Monster) I hope they will make Gamera films in the future here are the parts I like Gamera blowing people, Gyaos flying while battling with Gamera it's just so great I like this film watch it you'll like it