Dangerous Voyage plot
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American pulp writer Peter Duncan is in England looking for inspiration for his next book, when he reads the intriguing story of John Drew and his sister Joan. The latter two discovered a yacht adrift on the coast of Dover. The yacht was manned by two men, but once back in port she was empty. Duncan visits the Drews and together they begin to suspect that the boat could have been used for a smuggling case. After spending some time on the yacht, the trio find that they all have burns. They soon discover that the ship's mast is filled with stolen uranium from a nearby research station.