Michael Mann’s Ferrari, out Dec. 25, is unsparing in its portrayal of the double life led by the famed race car driver and automotive entrepreneur.

As the biopic shows, Enzo Ferrari (Adam Driver) was married to Laura Garello (Penélope Cruz) for 54 years—until her death in 1978—but their marriage was far from a fairytale partnership. Set in 1957, as Ferrari is leading the motorsports industry, the movie traces how Enzo and Laura’s relationship deteriorates after the death of their 24-year-old son, Dino. The film also details Enzo’s affair with Lina Lardi (Shailene Woodley), with whom he had a son, Piero, who would become the next heir to the Ferrari fortune.

By ending Ferrari with the deadly crash at the 1957 Mille Miglia, the film suggests that Ferarri’s obsession with race car driving came at the expense of his drivers. Here’s the story behind the film.

Who was Enzo Ferrari?

The film takes…