Tokyo engineer Kariya arrives on a primitive tropical island, where he interacts with the Futori clan, to drill a well to power a sugar mill.

• Nikkatsu Corporation
• Rentaro Mikuni
• Chōichirō Kawarasaki
• Kazuo Kitamura
• Hideko Okiyama
• Yoshi Katō
• Yasuko Matsui
• Kanjūrō Arashi
• Kazuhiko Hasegawa