The French Revolution, 1794. The Marquis de Lafayette asks Charles D'Aubigny to infiltrate the Jacobin Party to overthrow Maximilian Robespierre, who, after gaining supreme power and establishing a reign of terror ruled by death, now intends to become the dictator of France.

Cast: Robert Cummings, Richard Basehart, Richard Hart, Arlene Dahl, Arnold Moss, Norman Lloyd