120 mins | Crime, Comedy, Thriller | Sept. 24, 2015
120 mins | Crime, Comedy, Thriller | Sept. 24, 2015
| IMDb rating | 6.7 |
| Producers | CJ Entertainment, Cree Pictures |
| Original title | 탐정: 더 비기닝 |
| Directors | Kim Joung-hoon |
| Writers | Kim Joung-hoon, Ma Dae-yun, Lee Jung-ho |
as Kang Dae-man
as Noh Tae-soo
as Kim Yong-gyu
as Joon-soo
as Mi-ok
as Detective Ma
as Lee You-no
as Team Leader Seo
as Jang-ho
as Detective Jo Young-chu
as Detective Song
as Han Seo-young
as Gun-woo
as Suk-hwan
as Yang Min-a
as Han Tae-woong
as Detective Noh’s Wife
as Sun-hye's Husband
as Hospital Patient
as Hot Barista
as Bakery Shop Woman
as Boss