One of the most notable features of the film is its deep, real-world connection to lead actress Mila Kunis:
: Digital effects were used to "deform" or transform real Budapest landmarks to match other cities; for example, the library at the Budapest University of Technology and Economics doubled as the Bibliothèque Mazarine in Paris. The Spy Who Dumped Me (2018)2018
Despite the story traveling across multiple European cities like Vienna, Prague, and Berlin, the production utilized creative filming techniques to manage its "globetrotting" feel: One of the most notable features of the
: While filming the movie in Budapest, Mila Kunis and her husband, Ashton Kutcher, visited her hometown in Ukraine for the first time since she left at age seven. International Production Design The Spy Who Dumped Me (2018) - Filming & production - IMDb
: A highlight scene where the characters struggle to drive a manual car was actually highly technical; it required complex cables and rigs that were digitally removed in post-production to make the car appear to move slowly and awkwardly. The Spy Who Dumped Me (2018) - Filming & production - IMDb