![Two-Man Submarine](https://image.chilimovie.com/public/en/300px/20210130/oACZgjomXcJDv6bhwaIWmxBseZd.jpg)
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Medical researchers Jerry Evans and Walt Hedges are assigned by a pharmaceutical company to work at a secret laboratory on a remote South Pacific Island in order to produce penicillium, the mold from which the magic drug penicillin is derived.