Hyun-chul
Park
The Vice Minister
'The Whip Speaks' Reading Guest 2
Van father
Jo Tae-cheon
Do Hee-Cheol
Director
Prosecutor Oh
Soon-mo
National Assembly Member Yoo
Secretary Kong
Choi Dong-Chi
Captain Choi
Cha-oh
Married man
Detective
manager
Choi Myeong-Woo
Secretary Kim
Park Younggyu
Lee Jong-In
Jung Yoon-Chan
Han Do-Joon's secretary
Park Do-Kyung's psychiatrist
Kim Woo-gyun
Moon Hae-joon
Lee Byung-Soo
"Ttak-pool" Heo Dong-gu
Manager Cha
Kim Jong-u
Choi Sang-Guk
Lee Kyung-Cheol
designer
Park Yoon Cheol
Lee Young Jae
Jo Hyeon Cheol
김비서
Self
Im Sang Ho
Do Min-seok