Pitt also admitted that he felt “a little giddy” as shooting for the film got underway over the British GP weekend, including sequences involving him driving the production’s F2-based car in between real sessions.
The Hollywood star gave his first extensive insight into the movie and its plot in an interview conducted in the film’s Silverstone garage by Martin Brundle for Sky Sports F1.
"I'm a little giddy right now, I’ve got to say,” Pitt told Brundle. “And it's just great to be here, man. We're just having such a laugh, such a laugh. It's the best time of my life.
"Listen, it's all been great. I mean, the vibe is amazing, you know that, but just to get to be a part of it in this way, and get to tell our story, and everyone's been really cool with us.
"All the teams have opened their doors for us, the FIA, Mohammad [Ben Sulayem] has been really helpful. And F1 Stefano [Domenicali], everyone has just been really, really amazing, that we can do this. And it's going to be really good."
Pitt gave an outline of the story, which sees him play a long-retired driver returning to the current grid.
"I would be a guy who raced in the nineties,” he said. “In fact, I would have been on the track with you at some point!
Source: Autosport