An evil surgeon terrorizes a scientific community.
Rival rodeos are operated by good guy Gabby and bad guy Richard Powers. Dale is trying to choose between them, aided ultimately by Roy and the Sons of the Pioneers (who are radio singers).
Julie's husband has been murdered and land agents want her to sign away her property rights. Hoppy warns against this but she does so anyway.
Beasley, who is after Gayner's land, plans to kidnap his daughter. But Dale overhears their plan and kidnaps her himself. When Gayner arrives to retrieve his daughter, Beasley kills him.