It isn't easy filming from inside one of the fastest production cars in the world. Some hard math is required and some considerations. How many pictures can you capture at 80,100, and 120 mph and more.

The Phantom Flex digital cinema camera was the perfect choice for the job. It shoots up to 1,455 frames per second at a resolution of 2560x1600 pixels. The crew was able to calculate the right shutter speed to capture each image.

Filming Forza Filmspeed wasn't easy, and it is a short film produced by Microsoft. The developers behind the game have souped it up so much that driving a McLaren 12C on a virtual track is uncannily similar to sitting behind the wheel of a real one.

Check it out in the video below: