Brad Pitt's speed is real and Hollywood's F1 movie will be the most authentic racing film ever seen when it is released in June, according to Lewis Hamilton.

Shania Twain might not be impressed by F1 star Brad Pitt, but the same can't be said for Formula One legend Lewis Hamilton. "Watching Brad drive around speeds over 180 miles an hour was really impressive to see because it's not something you can just learn overnight,

F1 director Joseph Kosinski explains how real-life driving legend Lewis Hamilton helped shape the ultra-realistic race scenes in the Brad Pitt movie.