The movie's main actors are Han Suk Kyu a well renowned korean actor and Kim Hye Soo. This will be Dongho's acting debut and he will be debuting in the big screen along with the veteran actors and actresses.
"Second floor of the villains" is going to start its filming this coming June and is scheduled to be released later this year.
credits to: http://universalrecph.blogspot.com/2010/05/u-kiss-dongho-will-be-making-his-acting.html