- Drama: Bad Guys (literal title)
- Revised romanization: Nappeun Nyeoseokdeul
- Hangul: 나쁜 녀석들
- Director: Kim Jung-Min
- Writer: Han Jung-Hoon
- Network: OCN
- Episodes: 11
- Release Date: October 4 – December 13, 2014
- Runtime: Saturdays 22:00
- Genre: Action
- Language: Korean
- Country: South Korea
To combat rising violent crimes, the Police Chief asks Detective Oh Goo-Tak (Kim Sang-Joong) to form a team consisting of criminals. Detective Oh Goo-Tak is currently suspended from the police force for using excessive force. Detective Oh Goo-Tak gathers team members: Park Woong-Cheol (Ma Dong-Seok) who is a gangster, Lee Jung-Moon (Park Hae-Jin) who is the youngest serial killer with extraordinary intelligence and Jung Tae-Soo (Jo Dong-Hyuk) who is a contract killer. Also, Police Inspector Yoo Mi-Young (Gang Ye-Won) joins the team.
- “Bad Guys” takes over the OCN Saturdays 22:00 time slot and will be replaced by “The Missing”.
- Filming begins mid-July, 2014.
- Related titles:
- Bad Guys | Nappeun Nyeoseokdeul (OCN / 2014)
- Bad Guys: Vile City | Nappeun Nyeoseokdeul: Akui Doshi (OCN / 2017-2018) (OCN / 2017)
Additional Cast Members: