Trivia / The Unbearable Lightness of Being

• Box Office Bomb: The film version. Budget, $17 million. Box office, $10,006,806.
• California Doubling: The film version was filmed in France and Switzerland as communist Czechoslovakia still existed at the time. Ironically, the Czech Republic would later become a frequent target of this trope.
• Fake Nationality: None of the actors are actually Czech.