At a big city Catholic school, Father O'Malley and Sister Benedict indulge in friendly rivalry, and succeed in extending the school through the gift of a building.

Former bootlegger Remy Marco has a slight problem with forclosing bankers, a prospective son-in-law, and four hard-to-explain corpses.

Chester Kent struggles against time, romance, and a rival's spy to produce spectacular live "prologues" for movie houses.

Naive and idealistic Jefferson Smith, leader of the Boy Rangers, is appointed on a lark by the spineless governor of his state. He is reunited with the state's senior senator--presidential hopeful and childhood hero, Senator Joseph Paine. In Washington, however, Smith discovers many of the shortcomings of the political process as his earnest goal of a national boys' camp leads to a conflict with the state political boss, Jim Taylor. Taylor first tries to corrupt Smith and then later attempts to destroy Smith through a scandal.