Cinematography
Composer
Costume Designer
Director
Martial Arts Director
Producer
Screenwriter
Main Role
-
Kim Soo Hyun Main Role -
Seo Yea Ji Main Role -
Oh Jung Se Main Role
Support Role
-
Park Gyu YoungNam Ju Ri [Gang Tae's co-worker]Support Role -
Jang Young NamPark Haeng Ja [OK Psychiatric Hospital's head nurse]Support Role -
Kim Chang WanOh Ji Wang [OK Psychiatric Hospital's director]Support Role -
Kang Gi DoongJo Jae Soo [Gang Tae's friend]Support Role -
Kim Joo HeonLee Sang In [Sangsangyisang Publishing Company's CEO]Support Role -
Kim Mi KyungKang Sun Deok [Ju Ri's mother]Support Role -
Park Jin Joo Support Role -
Lee EolGo Dae Hwan [Moon Young's father]Support Role -
Jang Gyu RiSeon Byul [OK Psychiatric Hospital nurse]Support Role -
Kim Ki CheonKan Pil Ong [Patient]Support Role -
Jung Jae KwangJoo Jung Tae [Patient]Support Role -
Ji Hye WonLee Ah Reum [Patient]Support Role -
Choi Woo SungOh Cha Yong [OK Psychiatric Hospital caregiver]Support Role -
Seo JoonKwon Min Seok [OK Psychiatric Hospital psychiatrist]Support Role -
Ha Kyung Min[OK Psychiatric Hospital's psychiatrist]Support Role -
Kang Ji EunPark Ok Ran [Patient]Support Role -
Joo In YoungYoo Sun Hae [Patient]Support Role -
Kim Su InGo Moon Young [Young]Support Role -
Moon Woo JinMoon Gang Tae [Young]Support Role -
Lee Kyu SungMoon Sang Tae [Young]Support Role -
Choi Hee Jin[Gang Tae and Sang Tae's mom]Support Role -
Jung Ji Hyun[Publishing House staff]Support Role -
Cheon So Ra[Publishing House staff]Support Role -
Go Han Min[Publishing House staff]Support Role -
Yu Yeon Seok[Publishing House staff]Support Role
Guest Role
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Bae Bo RamMyoung Ji Suk [Patient] (Ep. 1)Guest Role -
Son Kang GookKim Seung Cheol [Patient] (Ep. 1)Guest Role -
Jo Si YeonLee Seul Bi [Moon Young's fan] (Ep. 1)Guest Role -
Kwon Ye EunGo Eun [Seung Cheol's daughter] (Ep. 1)Guest Role -
Kim Jin[Nurse] (Ep. 1)Guest Role -
Lee Sun Young[Nurse] (Ep. 1)Guest Role -
Kim Tae Hoon[Doctor] (Ep. 1)Guest Role -
Kim Woo Kyum[Caregiver] (Ep. 1)Guest Role -
Kim Sang Il[Admin manager] (Ep. 1)Guest Role -
Yu Seung Il[Angry professor] (Ep. 1)Guest Role -
Park Min Young[Lee Seul Bi's mother] (Ep. 1)Guest Role -
Jung Seung Kil[Book critic] (Ep. 2)Guest Role -
Park Chul Min[TV reporter] (Ep. 2)Guest Role -
Jo Yi Hyun[Dinosaur boy] (Ep. 2)Guest Role -
Kim Geon Ho[Book signing parent] (Ep. 2)Guest Role -
Lee Ji Hae[Book signing parent] (Ep. 2)Guest Role -
Han Ki JoongKwon Man Su (Ep. 3-4)Guest Role -
Kwak Dong YeonKwon Gi Do [Man Su's son] (Ep. 3-4, 16)Guest Role -
Lee Young Sook[Man Su's wife] (Ep. 3-4)Guest Role -
Kang Dong Yup[Man Su's assistant] (Ep. 3-4)Guest Role -
Bae Yoo Ri[Man Su's daughter] (Ep. 3-4)Guest Role -
Bae Hae SeonKang Eun Ja [Patient] (Ep. 4-7, 16)Guest Role -
Park Seo KyungNam Ju Ri [Young] (Ep. 5, 9)Guest Role -
Jung Sang Hoon[Motel clerk] (Ep. 5)Guest Role -
Kwon Ha Young[Eun Ja's daughter] (Ep. 7-8)Guest Role -
Choi DanielChoi Daniel [Moon Young's fan] (Ep. 8)Guest Role -
Kwon Dong Ho[Ah Reum's ex-husband] (Ep. 8)Guest Role -
Lee Hwa Young[Ah Reum's mother] (Ep. 9)Guest Role -
Jun Joon Woo[Ah Reum's brother] (Ep. 9)Guest Role -
Choi Se in[Kindergarten girl] (Ep. 11)Guest Role -
Kim Yun Seul[Kindergarden girl] (Ep. 11)Guest Role -
Woo Jeong WonDo Hee Jae [Moon Young's mother] (Ep. 12-14)Guest Role -
Min Kyung Jin[Sun Hae's father] (Ep. 13)Guest Role -
Bae Seong Il[Detective] (Ep. 15)Guest Role -
Kim Jong HoIm Ui WonGuest Role -
Go Do YeonYoo Sun Hae [Young]Guest Role -
Park So Young[Nurse]Guest Role -
Jung Ji Hwan[Publishing co. staff]Guest Role -
Kim Dong Hyun Guest Role -
Kim Seong In Guest Role
Unknown
-
Ryu Yeon Seok Unknown -
Kim Young Hee Unknown -
Park Tae Yun Unknown
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