Characters played by Tae-Hyun Cha
Yoo Dong Man
Characters played by Jung Jinyoung
Kang Sun Ho
Characters played by Krystal Jung
Oh Kang Hee
Characters played by Young Woo Chu
Park Min Kyu
Characters played by Lee Dal
Noh Bum Tae
Characters played by Soo-Hyun Hong
Choi Hee Soo
Characters played by Choi Woo-Sung
Yoon Seung Bum
Characters played by Youngjae Yoo
Cho Jun Wook
Characters played by Lee Do-Hoon
Cha Sung Soo
Characters played by Yoon Jin-Ho
Team Leader Choi
Characters played by Jong-Hoon Kim
Han Min Kook
Characters played by Jong-Hyuk Lee
Kwon Hyuk Pil
Kwon Hyeok Pil
Characters played by Man-Suk Oh
Yoon Taek Il
Characters played by Kang Shin-il
Seo Sang Hak
Characters played by Jin-woo Song
Park Chul Jin
Park Cheol Jin
Characters played by Seo Ye-hwa
Baek Hee
Characters played by Jung Ha-Joon
Park Dong Koo
Characters played by Choi Seo-Won
Officer Joo
Characters played by Park Seung-Yeon
Min Jae Kyung
Characters played by Lee Ah-In
Jo Sung Eun
Characters played by Ju Ah-Yeon
Nurse
Characters played by Hong Dong-Yeong
Kang Sun Ho (young)
Characters played by Kim Han-Sang
Doctor
Characters played by Kim Hyung-mook
Yellow Suit
Characters played by Guk Joong-Woong
Noh Bum Tae's father
Characters played by Baek Kang
Yoon Seung Beom (young)
Characters played by Young-Sun Kim
Oh Kang Hee's mother
Characters played by Kim Kwang-gyu
High school teacher
Characters played by Hyuk-soo Kwon
Lim Tae Soo
Characters played by Shin Seung-hwan
Professor Go
Characters played by Park Jae Wan
Officer presenting award
Characters played by Boo-jin Yoon
Landlord's wife
Characters played by Song Young-Jae
Landlord
Characters played by Kim Young-Sun
Doctor