Solo: A Star Wars Story (2018)
The film studio behind Solo: A Star Wars Story expected the film to strike gold because it is associated with the massively successful franchise. However, they miscalculated, as the film ended up costing $100 million. Perhaps it was because this movie was released only five months after The Last Jedi and it caused people Star Wars fatigue.
The Fall of the Roman Empire (1964)
The Fall of the Roman Empire, released in 1964, featured iconic actors like Sophia Loren, Christopher Plummer, and Alex Guinness. However, the set was so expensive and the film did not do well, so it ended up losing $126 million total.