Growing up in post-World War II era Arizona, young Sammy Fabelman aspires to become a filmmaker as he reaches adolescence, but soon discovers a shattering family secret and explores how the power of films can help him see the truth.

American car designer Carroll Shelby and the British-born driver Ken Miles work together to battle corporate interference, the laws of physics, and their own personal demons to build a revolutionary race car for Ford Motor Company and take on the dominating race cars of Enzo Ferrari at the 24 Hours of Le Mans in France in 1966.

A dangerously charming, intensely obsessive young man goes to extreme measures to insert himself into the lives of those he is transfixed by.