Park Jin-ho 12 episodes, 2015
Chairman Choi Doo-hyun 20 episodes, 2015
Ueno Hideki 28 episodes, 2012
Park Chun-Soo 18 episodes, 2013
Oh Joon-gyu 19 episodes, 2014
Lee Jong-Sung unknown episodes
Ri Choong-ryeol 10 episodes, 2019-2020
Choi Young-Dal 16 episodes, 2014