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.
Robert Cummings
as Charles D'Aubigny
Richard Basehart
as Maximilian Robespierre
Richard Hart
as François Barras
Arlene Dahl
as Madeleine
Arnold Moss
as Fouché
Norman Lloyd
as Tallien
Charles McGraw
as Sergeant
Beulah Bondi
as Grandma Blanchard
Jess Barker
as Saint-Just
Walter Bacon
as Citizen (uncredited)
Ray Bennett
as Robespierre's Shooter (uncredited)
Chet Brandenburg
as Citizen (uncredited)