Wikipedia
Knuckleball!
Knuckleball! is a 2012 documentary film that follows the 2011 seasons of Tim Wakefield and R. A. Dickey, Major League Baseball's only knuckleball pitchers that year. It was released in theaters on September 20, 2012 and on DVD on April 2, 2013. Wakefield won his 200th game in 2011 and Dickey won the 2012 Cy Young Award.