Hyun Bin as Kim Joo Won Ha Ji Won as Gil Ra Im Yoon Sang Hyun as Oscar (Joo Won?s cousin) Kim Sa Rang as Yoon Seul Lee Philip as Im Jong Soo Lee Jong Suk (???) as Sseon Yoo In Na as Im Ah Young Kim Ji Sook as Moon Yeon Hong Park Joon Geum as Moon Boon Hong Kim Sung Oh (???) as Secretary Oh Choi Yoon So as Kim Hee Won Kim Sung Kyum as Moon Chang Soo Lee Byung Joon as Park Bong Ho Sung Byung Sook as Park Bong Hee Yoon Gi Won as Choi Dong Kyu Yoo Seo Jin as Lee Ji Hyun Kim Gun as Yoo Jong Heon Song Yoon Ah as herself (cameo) Kang Chan Yang (???) Jang Seo Won (???)
