Smile Again2006Drama, Romance, ComedyLoading watch options…Smile Again is a 2006 South Korea television series starring Lee Dong-gun, Kim Hee-sun, Lee Jin-wook and Yoon Se-ah. It aired on SBS from May 17 to July 6, 2006 on Wednesdays and Thursdays at 21:55 for 16 episodes.CastKim Hee-seonLee Dong-gunLee Jin-ukYoon Se-aKim Bo-yeon