Watch Marie Antoinette for Free: How to Stream the Movie Online at 123Movies. . The young Austrian princess Marie Antoinette is arranged to marry Louis XVI, future king of France, in a politically advantageous marriage for the rival countries. The opulent Marie indulges in various whims and flirtations. When Louis XV passes and Louis XVI ascends the French throne, his queen's extravagant lifestyle earns the hatred of the French people, who despise her Austrian heritage.