Cast 26

1. 

   Kōjirō Hongō

   Keisuke Hirata

2. 

   Kyōko Enami

   Karen

3. Yūzō Hayakawa

   Kawajiri

4. 

   Takuya Fujioka

   Dr. Sato

5. 

   Kōji Fujiyama

   Onodera

6. Akira Natsuki

   Ichiro Hirata

7. Yoshirô Kitahara

   Professor Amano

8. 

   Ichirō Sugai

   Dr. Matsushita

9. 

   Bontarō Miake

   Self-Defense Force General

10. Jutarō Hojo

    Self-Defense Force Commander

11. Kazuko Wakamatsu

    Sadae Hirata

12. Yuka Konno

    Onodera's Lover

13. 

    Eiichi Takamura

    Governor of Osaka

14. Kenichi Tani

    Lee

15. Kōichi Itō

    Metropolitan Police Superintendent-General

16. 

    Hikaru Hoshi

    Awaji Maru Captain

17. Osamu Abe

    Awaji Maru Crewman

18. Yoshihiro Hamaguchi

    Awaji Maru Crewman

19. Joe Ohara

    Karen's Father

20. Tsutomu Nakata

    Hayashi

21. Yūji Moriya

    News Announcer (voice)

22. Gai Harada

    Kishimoto

23. Kazuo Mori

    Awaji Maru Crewman

24. Shin Minatsu

    Awaji Maru Crewman

25. Toichiro Kagawa

    Man at Observatory

26. Teruo Aragaki

    Gamera

Crew 10