Top Billed Cast

1. 

   Showtaro Morikubo

   Yu Ominae (voice)

2. 

   Ken Shiroyama

   Dr. Meisel (voice)

3. 

   Takehito Koyasu

   Jean Jacquemonde (voice)

4. 

   Katsumi Suzuki

   Little Boy (voice)

5. 

   Sakiko Tamagawa

   Margaret (voice)

6. 

   Kinryu Arimoto

   Yamamoto (voice)

7. 

   Ryuji Aigase

   Colonel McDougal (voice)

8. 

   Kenji Takano

   Fat Man (voice)

9. 

   Hiroshi Matsumoto

   Manager (voice)

10. 

    Ikumi Kimura

    Stewardess (voice)

11. 

    Kenichi Sakaguchi

    N.C.O (voice)

12. 

    Masaaki Yajima

    Narrator (voice)

13. 

    Masaki Aizawa

    Excavation Research Agent (voice)

14. 

    Masashi Muta

    COSMOS Yu (voice)

15. 

    Takashi Yoshida

    Announcer (voice)

16. 

    Naoki Makishima

    Tanaka (voice)

17. 

    Yoshito Ishinami

    General (voice)

18. 

    Cho

    Aide-de-camp (voice)

19. 

    Hiroyuki Oshita

    Guard B (voice)

20. 

    Katsuhisa Houki

    Turkish Agent A (voice)

21. 

    Shin Goto

    Turkish Agent B (voice)

22. 

    Yuu Yamazaki

    Classmate A (voice)

23. 

    Takayasu Usui

    Classmate B (voice)

24. 

    Aya Sugawara

    (voice)

25. 

    Chiho Ohkawa

    (voice)

26. 

    Hizuru Kurita

    (voice)

27. 

    Shizuka Aoki

    (voice)

28. 

    Umi Tenjin

    (voice)

29. 

    Masayuki Nakata

    Guard A (voice)