Main Characters Cha Gun Woo 16 main appearances Jang Moo Won 16 main appearances Choi Tae Pyung 16 main appearances Jang Min Joo 16 main appearances
Recurring Guest Characters Kim Sae Jin 2 guest appearances Um In Kyung 2 guest appearances Um In Kyung's Assistant 2 guest appearances Choi Ha Young 2 guest appearances Chang Min 1 guest appearances Park Yeon Soo 1 guest appearances Bodyguard 1 guest appearances Mi Jung 1 guest appearances Jo Chul Joong 1 guest appearances CDC Director 1 guest appearances ⇤ « 1 2 » ⇥