Mr. Ray-bang (9 episodes)
Banquet Attendee (2 episodes)
Violent Crimes Unit Chief
Player 296 (4 episodes)
Bae Seong-tae (12 episodes)
Detective (FM) (1 episode)
Lee Seung-woo (2 episodes)
Bok-nam (Jaegeon's Gang's member) (5 episodes)
Bok-nam (12 episodes)
Mr. Jeon (1 episode)
Gambling Hall Boss (1 episode)
Jeong Jae-geun (12 episodes)
Bakery Customer (1 episode)
Fitness Instructor (1 episode)
Sung Chi Wook (1 episode)
Hippo
Patrol Team Leader
Korean Mercenary Leader
No Man-soo
Gwang-cheol's gang member
Gye Dong-beom
Chairman Do's subordinate #2
Joo Dong-Pal (1 episode)
Ha Moo-young
Subordinate (16 episodes)
Park Sang-Myung (16 episodes)
Subordinate