Isamu (voice)
Masako Nozawa
Angel (voice)
Kurumi Kobato
King Magma VII (voice)
Gorō Naya
Tail (voice)
Akira Hitomi
Octopus (voice)
Katsuwo Umino
Sea King (voice)
Yonehiko Kitagawa
Isamu's Mother (voice)
Reiko Seno
Isamu's Father (voice)
Tetsuya Kaji
Captain (voice)
Ichirô Murakoshi
Announcer (voice)
Keiichi Noda
Key Animation
Reiko Okuyama
Animation Director
Takashi Abe
Shoji Ikehara
Tatsuji Kino
Koichi Tsunoda
Hideki Mori
Shigeo Matoba
Katsuya Oda
Michihiro Kanayama
Sadao Kikuchi
Masatake Kita
Assistant Director
Kazuya Miyazaki
Director
Takeshi Tamiya
Screenplay
Katsumi Okamoto