| Kenji Sahara | Shigeru Kawamura, colliery engineer |
| Yumi Shirakawa | Kiyo, Shigeru's lover |
| Akihiko Hirata | Professor KYUichiro Kashiwagi |
| Akio Kobori | Police Chief Nishimura |
| Yasuko Nakata | Female Honeymooner |
| Minosuke Yamada | Colliery Chief Osaki |
| Yoshifumi Tajima | Izeki, reporter of Seibu Nippou |
| Kiyoharu Onaka | Male Honeymooner, Sunagawa's friend |
| Ichirô Chiba | Chief of police station |
| Mike Daneen | American Soldier Typing |
| Director | Ishirô Honda |
| Producer | Frank King; Maurice King |
| Writer | David Duncan; Takeshi Kimura |
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