Joo Sung-Chan
Yeo Myung-Ha
Son Hee-Sung
Oh Jung-Hak
Jung Tae-Soo
Seo Joon
Seo Gun-Il
Han Ji-Hoon
Jo Jae-Hee
Yoon Bo Ram
[Cheng Zhi's coworker]
Choi Sung-Bum
Yang Chung Jang
Kong Ji Man
Gong Jung In
Jung Soo Kyung
Jung Hyun Ho
Chief Go
No Kyung Seok
Oh Ha Na
Change's Colleague