The highest-rated and most acclaimed movie about legendary boxer Muhammad Ali is Michael Mann’s 2001 film Ali, starring Will Smith. It is currently sitting at 65% fresh on Rotten Tomatoes. While the film was met with mixed reviews, the praise for Will Smith’s portrayal of the icon was almost unanimously positive. However, Will Smith was not the first to play Muhammad Ali; that honor goes to Ali, who appeared in the 1977 movie The Greatest.