 | Sonny Chiba als Ken Abe |
 | Peggy Neal als Jenny Gleason |
 | Franz Gruber als Commander Brown |
| Andrew Hughes |
| Erik Neilson als Dr. Moore |
 | Mike Daneen als Dr. Josef Heim |
| Beverly Keller |
| Gunther Braun als Submarine captain |
| Koji Miemachi |
| Tadashi Suganuma als Nishida |
 | Hideo Murota als Henchman |
| Osamu Yamanouchi |
| Kosaku Okano als Nakamura |
| Ichiro Mizuki |
| Akemi Fuji als Female researcher |
| Enver Altenbay |
 | Hans Horneff als Bill |
| Steve Queens als Captain Bob |
| Masami Fukushima | Screenplay |
| Ivan Reiner | Producer |
| Shinichi Eno | Art Direction |
| Hajime Sato | Director |
| Masafumi Soga | Executive Producer |
| Kôichi Ôtsu | Screenplay |
| Seiichi Yoshino | Producer |
| Kazuo Shimomura | Director of Photography |
| Walter Manley | Producer |
| Fumio Soda | Editor |
| Nobuo Yajima | Special Effects |
| Hirokazu Iwata | Sound Recordist |
| Goro Hanawa | Assistant Director |
| Toshiaki Morisawa | Lighting Technician |
| Shunsuke Kikuchi | Original Music Composer |
