Charles Tannen

When the Earth is threatened by a burning Van Allen Radiation Belt, U.S. Navy Admiral Harriman Nelson plans to shoot a nuclear missile at the Belt, using his experimental atomic submarine, the Seaview.

Frank James continues to avoid arrest in order to take revenge on the Ford brothers for their murder of his brother Jesse.

In Wyoming, several ranchers have their prized mares stolen by a big wild white stallion and must recover them before the Governor's Stake trotting race day.

Six passengers in a stagecoach are abandoned by their driver when he discovers that one of them has smallpox.