Live-Action 'Mulan' Trailer Released by Disney The adaptation of the 1998 animated film hits theaters on March 27. It sees Chinese-American actress Liu Yifei play the leading role of Hua Mulan. The plot centers on Mulan disguising herself as a man to join the Imperial Chinese Army. The film's cast includes Donnie Yen, Jet Li and Jason Scott Lee. Actress Gong Li plays a new character, a powerful witch who serves as the main villain. The Huns also feature as antagonists, just like in the 1998 movie.