The dreaded undersea kingdom challenges the surface! The emergency dispatch of the all-purpose atomic battleship!
The legendary empire of the lost continent of Mu reappears to threaten the world with domination. While countries unite to resist, an isolated World War II Captain has created the greatest warship ever seen, and possibly the surface world's only defense.
Tadao Takashima
Tasumo Hatanaka
Yōko Fujiyama
Makoto Jinguji
Yū Fujiki
Yoshito Nishibe
Kenji Sahara
Uto Omino
Ken Uehara
Admiral Kosumi
Hiroshi Koizumi
Inspector
Jun Tazaki
Captain Hachiro Jinguji
Yoshibumi Tajima
Tome 'Amano' Amanoshome
Akihiko Hirata
Mu Agent #23
Hideyo Amamoto
High Priest of Mu
Susumu Fujita
Defense Commander
Minoru Takada
Government Official
