Sign (Hangul: 싸인) is 2011 South Korean television series, starring Park Shin-yang, Kim Ah-joong, Jun Kwang-ryul, Jung Gyu-woon and Uhm Ji-won. It is about the life of forensic doctors. It aired on SBS from January 6 to March 10, 2011 on Wednesdays and Thursdays at 21:55 for 20 episodes.
The story details the partnership between Go Da-kyung (
Kim Ah-joong), a warm-hearted rookie and Yoon Ji-hoon ( Park Shin-yang), a high-tempered forensic doctor, who find themselves an unlikely pair for solving cases. Park Shin-yang as Yoon Ji-hoon Kim Ah-joong as Go Da-kyung Uhm Ji-won as Jung Woo-jin Jung Gyu-woon as Choi Yi-han Jun Kwang-ryul as Lee Myung-han Song Jae-ho as Jung Byung-do Jang Hyun-sung as Jang Min-suk Ahn Moon-sook as Hong Sook-joo Jung Eun-pyo as Kim Wan-tae Im Ho-gul as Jang Jae-young Moon Chun-shik as Ahn Sung-jin Kwon Byung-gil as Goo Sung-tae Lee Jung-hun as Joo In-hyuk Kim Kyung-bum as Park Tae-gyu Jung Seung-ho as Go Kang-shik Kim Young-sun as Jung Eun-mo Hwang Sun-hee as Kang Seo-yeon Park Young-ji as Kang Joon-hyuk Kim Eung-soo as Chief prosecutor Choi Jung-seop Yoo Se-rye as Mi-young Kim Han-joon as Kang Yong-hwa Oh Hyun-chul as Woo Jae-won Park Gun-il as Seo Yoon-hyung Supernova as VOICE (cameo) Choi Jae-hwan as Ahn Soo-hyun (ep 4-7) Han Bo-bae as Aki-chan (ep 8) Kim Sung-won as school principal (ep 8) Kim Jung-tae as Jung Cha-young (ep 11-13) Baek Seung-hyeon as Lee Chul-won (ep 12-13) Jung Da-bin as Da-bin (ep 13-14) Kim Dan-yool as village kid (ep 13-14) Yoon Joo-sang as Jung Moon-soo (cameo) Kim Sung-oh as Lee Ho-jin (cameo) Kim Min-kyo as policeperson (cameo, ep 1) Maxine Koo as Chinese CBC reporter (cameo) Jang Hang-jun as side table guest (cameo) Yang Taek-jo (cameo) Jung Mi-jung Im Seung-dae