Watch Fastball (2016) HD Full Movie Free on solarmovie.do. Watch Fastball (2016) online free. With Kevin Costner narrating, lead a cast of baseball legends and scientists who explore the magic w...With Kevin Costner narrating, lead a cast of baseball legends and scientists who explore the magic within the 396 milliseconds it takes a fastball to reach home plate, and decipher who threw the fastest pitch ever.