This movie is posted on Tampa Racing with several of his videos
Senna
This 2010 racing documentary focuses on the life Brazilian Formula One
driver Ayrton Senna, the three-time F1 world championship driver who lost his life behind the wheel at age 34. Focusing on his racing career, the film starts just before his debut in 1984 and goes all the way to his fatal final lap in 1994. Even if you aren’t a fan of motorsports, this is an emotional and inspiring story that anyone can appreciate.
official UK trailer
https://www.youtube.com/watch?v=QOQLeqRcgKc
When other racers could get within 6 inches of the guard rail, Senna could get within
3 inches.
I have seen the video where it appears that he drives
within the guard rail.