The 51-year-old actor and Knox could be seen getting up close and personal with the motorcycles on the track and posing for a photo with driver Valentino Rossi.
The appearance comes just before the September 2nd release of the racing documentary Hitting The Apex that Brad narrates.
The film takes viewers to the heart of MotoGP at a time when the speeds have never been higher and follow six of the fastest motorcycle racers in the world.
Check out the trailer below…
Hitting the Apex Trailer