Shin Ha-kyunJoo Sung-Chan Jang Seong-beomJo Jae-Hee Cha Soon-hyung[Cheng Zhi's coworker] Kim Jong-sooYang Chung Jang Kwak Dong-yeonGong Jung In Lee Shin-seongJung Soo Kyung Park Choong-seonNo Kyung Seok Cha Soon-hyeongChange's Colleague Kim Ji-eunPC Bang Part-Timer 
