character - dean of academic affairs (Yu-seong Tech)

character - Wu Cheol-yong

character - Chun Soo-beom

character - Choi Han

character - Kwak Se-hwan

character - Kim Unbu

character - Kyeong Geun-jik

character - Jin Chul-joong

character - Bae PD / Bae Cheol-ho

character - Jo Wan-gyu

character - Golf club member / Airplane passenger

character - Lee Byeok

character - Oh Hyun-chul

character - Yoo Jeong-ryeol

character - Ju Jeon

character - King Sun-Jo

character - No Young-Seok

character - Police Station Section Head Chief

character - Detective Jo

character - Assistant General Prosecutor Kim Geun-Soo

character - Min Young-hwan

character - Dong Ja-seung's Father

character - Park Yoon-Ho's father

character - Grocery store clerk

character - Jae-hyeok

character - Special Investigation Team (uncredited)