Bill Hickock vient en aide à son jeune frère, Dave, accusé de meurtre alors qu'il a agit en légitime défense. Il découvre que le juge John Barlow, qui l'a condamné, n'est qu'une marionnette entre les mains du puissant Rance McKee qu'il oblige à appliquer "sa" loi.
A millionaire is found murdered in his apartment. Suspicion falls on a variety of suspects, including his fiancée and her parents, the butler, and a professional mentalist known as The Great Gambini.
President Franklin Roosevelt appoints a theatrical producer as the new Secretary of Amusement in order to cheer up an American public still suffering through the Depression. The new secretary soon runs afoul of political lobbyists out to destroy his department.
In Africa, a deceased medical missionary's daughter in Africa carries on her father's work. Before long, she finds herself in danger from crooks and a local witch doctor.