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Title: 싸인 / Sign
Previously known as: 헤븐 / Heaven
Genre: Medical, mystery, romance
Episodes: 20
Broadcast network: SBS
Broadcast period: 2011-Jan-05 to 2011-March-10
Air time: Wednesday & Thursday 21:55


A medical investigation drama about forensic doctors solving murder cases. Go Da Kyung is an eager rookie investigator who gets paired with the famous forensic doctor, Yoon Ji Hoon. They initially clash due to their different styles of investigation as well as their opposing personalities – Da Kyung’s energetic nature is a source of irritation for the prickly Ji Hoon – but later develop a complex relationship as the two strive to uncover the truth through science.


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 (임호걸) 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 (김경범) 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 superintendent prosecutor
Yoo Hee Jung as Mi Young
Kim Han Joon as Kang Yong Hwa
Oh Hyun Chul as Woo Jae Won
Park Gun Il as Seo Yoon Hyung (cameo)
Supernova as Voice (cameo)
Choi Jae Hwan as Ahn Soo Hyun (cameo, ep 4-7)
Han Bo Bae as Aki-chan (cameo, ep 8 )
Kim Sung Won as school principal (cameo, ep 8 )
Kim Jung Tae as Jung Cha Young (cameo, ep 11-13)
Baek Seung Hyun as Lee Chul Won (cameo, ep 12-13)
Jung Da Bin as Da Bin (ep 13-14)
Kim Dan Yool as village kid (ep 13-14)
Kim Min Kyo as police officer (ep 1)
Yoon Joo Sang as Jung Moon Soo (cameo)
Kim Sung Oh as Lee Ho Jin (cameo)
Maxine Koo (맥신 쿠) as Chinese CBC reporter (cameo)
Jang Hang Joon as side table guest (cameo)
Yang Taek Jo (cameo)
Jung Mi Jung (정미정)
Im Seung Dae
Jung Yoo Chan
Samuel Kang as drunken man
Yoon Hak as boy band “Voice” member (cameo)
Kang Shin Goo as Detective Yang Joon Ho

Production Credits

Producer: Choi Moon Suk
Director: Jang Hang Joon (장항준) (1-10), Kim Young Min (김영민), Kim Hyung Sik (11-20)
Screenwriter: Kim Eun Hee, Jang Hang Joon (11-20)


From episode 11 onwards, director Jang Hang Joon co-wrote the scripts with Kim Eun Hee. Director Kim Hyung Sik was brought in to replace Jang.


2011 SBS Drama Awards: Excellence Awards, Actor (Drama Special): Jung Gyu Woon

Episode Ratings

2011-01-05114.3 (4th)18.1 (4th)
2011-01-06215.0 (4th)18.2 (3rd)
2011-01-12314.0 (4th)16.7 (4th)
2011-01-13412.9 (6th)15.1 (6th)
2011-01-19515.0 (4th)17.4 (4th)
2011-01-20613.9 (4th)16.4 (4th)
2011-01-26715.7 (3rd)17.5 (5th)
2011-01-27815.8 (3rd)17.5 (4th)
2011-02-02913.4 (3rd)15.1 (3rd)
2011-02-031012.3 (4th)12.8 (4th)
2011-02-091117.2 (3rd)19.6 (3rd)
2011-02-101217.9 (3rd)20.9 (2nd)
2011-02-161316.9 (3rd)19.5 (3rd)
2011-02-171417.9 (3rd)20.8 (2nd)
2011-02-231516.8 (3rd)19.1 (3rd)
2011-02-241617.7 (3rd)20.6 (2nd)
2011-03-021719.1 (3rd)21.6 (3rd)
2011-03-031819.7 (3rd)22.6 (2nd)
2011-03-091919.9 (3rd)22.5 (2nd)
2011-03-102022.1 (1st)26.1 (2nd)

Source: TNS Media Korea

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