Popsugar Celebrity Movie Casting Mulan Live-Action Movie Cast This is Everything We Know About the Cast For Disney's Live-Action Mulan 4 July 2019 by Kelsie Gibson First Published: 30 November 2017 View On One Page Photo 7 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Ron Yuan The Marco Polo actor will play a character named Sergeant Qiang who is second in command of the Imperial Regiment. Previous Next Start Slideshow Movie CastingMoviesMulanDisney