On screen
Cast
10 credited performers
Masako Nozawa
Isamu (voice)
Kurumi Kobato
Angel (voice)
Gorō Naya
King Magma VII (voice)
Akira Hitomi
Tail (voice)
Artwork unavailable
Katsuwo Umino
Octopus (voice)
Yonehiko Kitagawa
Sea King (voice)
Reiko Seno
Isamu's Mother (voice)
Tetsuya Kaji
Isamu's Father (voice)
Ichirô Murakoshi
Captain (voice)
Keiichi Noda
Announcer (voice)