Yukio, a farm boy, and Toru, a fisherboy, live in a small Japanese village that is periodically threatened by a volcano on one side and tidal waves on the other. Yukio's younger sister Setsu follows then and dreams of becoming a pearl diver. Toru is preparing to go fishing with his father when a bell tolls and a danger flag is hung high on the hill behind the village to warn of an impending tidal wave by the village patriarch, known as Old Gentleman.
| Directing | Tad Danielewski | Director |
| Writing | Tad Danielewski | Screenplay |
| Writing | Pearl S. Buck | Novel |
| Production | Pearl S. Buck | Executive Producer |
| Production | Tad Danielewski | Producer |
| Sound | Toshirō Mayuzumi | Music |
| Camera | Kazuo Yamasaki | Director of Photography |
| Editing | Akikazu Kono | Editor |
| Art | Itsuro Hirata | Art Direction |
| Costume & Make-Up | Haruhiko Yamada | Makeup Artist |
| Production | Clark L. Paylow | Production Manager |
| Production | Masayuki Nakajima | Production Supervisor |
| Sound | Michio Okazaki | Sound Recordist |
| Sound | Hidejiro Yotsie | Sound Recordist |