most expensive car ever used in a movie 25 Most Expensive Movie Cars: Can AI Tell Which Ones Drive Box Office Gold? New AI models can now analyze which vehicles turn a movie into a box office monster — and which ones leave studios with a $20 million paperweight. From the iconic 1981 DeLorean DMC-12 in Back to the Future to the $20 million Ferrari 275 GTB from The Thomas Crown Affair.