Yune ("The Fast and the Furious," "Ninja Assassin," "Die Another Day") plays Zen Yi in the Universal Pictures and Strike Entertainment movie.
RZA directed and co-wrote the film.
"Man With an Iron Fist" is about a blacksmith in feudal China who must defend himself and his fellow villagers.
Yune is a Tae Kwon Do expert and former Golden Gloves boxer who was the first Asian model for Versace and Polo Sport. People magazine named him "Sexiest Villain" for his role as Zao in 2002's "Die Another Day."
The movie is scheduled for release late this year.
Yune is repped by New Wave Entertainment.