Shin Ha-kyun
Joo Sung-Chan
Jo Yoon-hee
Yeo Myung-Ha
Yu Jun-sang
Son Hee-Sung
Sung Dong-il
Oh Jung-Hak
Kim Hong-pa
Jung Tae-Soo
Choi Won-hong
Seo Joon
Jeon Kuk-hwan
Seo Gun-Il
Jo Jae-yun
Han Ji-Hoon
Jang Seong-beom
Jo Jae-Hee
Jung Hae-na
Yoon Bo Ram
Cha Soon Hyung
[Cheng Zhi's coworker]
Oh Eui-sik
Choi Sung-Bum
Kim Jong-soo
Yang Chung Jang
Yoo Seung-mok
Kong Ji Man
Kwak Dong-yeon
Gong Jung In
Lee Shin-seong
Jung Soo Kyung
Go Yoon
Jung Hyun Ho
Lee Hae-yeong
Chief Go
Park Choong-seon
No Kyung Seok
Lee Jung-eun
Oh Ha Na
Cha Soon-hyeong
Change's Colleague