A Cooperative Investigation

Glavne vloge:

Jung Young-joo  >  Jung Dong Ja
Ahn Chang-hwan  >  Ssongsak Tekaratanapeuraseoteu
Keum Sae-rok  >  Seo Seung Ah
Jung Dong-hwan  >  Father Lee Young Joon
Eum Moon-suk  >  Jang Ryong
Lee Mun-shik  >  Ki Yong Moon [Leader of Daegakgyo]
Jeong In-gi  >  Chief Superintendent Nam
Kim Nam-gil  >  Kim Hae Il
Lee Hanee  >  Park Kyung Sun
Go Gyu-pil  >  Oh Yo Han [Part-timer]
Cha Cheong-hwa  >  Ahn Dul Ja
Hyeok-soo Kwon  >  President of South Korea
Sin Dam-soo  >  Detective Lee
Kim Sung Kyun  >  Goo Dae Young
Baek Ji-won  >  Sister Kim In Kyung