Kim Rae-won
Jin Ho-gae (24 eps)
Son Ho-jun
Bong Do-jin (24 eps)
Gong Seung-yeon
Song Seol (24 eps)
Son Ji-yoon
Yun Hong (24 eps)
Kang Ki-doong
Kong Myeong-pil (24 eps)
Seo Hyeon-cheol
Baek Cham (24 eps)
Ji Woo
Bong An-na (24 eps)
Woo Mi-hwa
Dokgo Soon (24 eps)
Jung Jin-woo
Choi Ki-soo (24 eps)
Lee Woo-je
Ha Dong-woo (24 eps)
Cho Seung-yeon
Jin Chul-joong (24 eps)
Lee Do-yeop
Ma Tae-hwa (24 eps)
Jeon Kuk-hwan
Ma Joong-do (24 eps)
Seo Jae-kyu
Yeom Sang-goo (24 eps)
Jo Hee-bong
Yang Chi-young (24 eps)
Yang Jong-wook
Cha Jae-hee (24 eps)
Lee Hwa-Jung
Han Soo-jin (24 eps)
Oh Eui-sik
Kang Do-ha (12 eps)
Baek Eun-hae
Woo Sam-soon (12 eps)
Bae Kang-min
Yang Min-hyuk (12 eps)
Kang Seo-ha
Kang Seo-ha (12 eps)
Cha Yun-ho
Lee Ji-hoon (12 eps)
Kwon Do-ha
Kwon Do-ha (12 eps)
Baek In-joo
Baek In-ju (12 eps)
Jeon Seong-woo
Han Se-jin (12 eps)
Jeon Jun-woo
Jun Joon-woo (12 eps)
Heo Ji-won
Kwak Kyung-joon (12 eps)
Kim Hae-ri
Kim Hae-ri (12 eps)
Kim So-min
child patient (12 eps)
Lee So-e
Kim Hyun-seo (3 eps)
Bae Min-jun
Kang Young Min (2 eps)
Yoo Byeong-hun
Moon Young-soo (2 eps)
Choi Jae-hwan
Choi Doo-jun (2 eps)
Park Seo-yeon
Choi Na-ri (2 eps)
Shim Ah-reum
Choi Na-ri's Friend (2 eps)
Ji Seong-geun
Security Guard (2 eps)
Ha I-aan
Choi Na-ri's Friend (2 eps)
Kang Ye-chan
Woo-hyuk's Friend (2 eps)
Seok Min-gi
Woo-hyuk's Friend (2 eps)
Jung Ji-hoon
Woo-hyuk's Friend (2 eps)
Yang Hee-won
Woo-hyuk (2 eps)
Jung Wook
Chief Firefighter (2 eps)
Im Seung-kyu
Im Seung-kyu (2 eps)
Ahn Se-bin
Kim Yu-jung (2 eps)
Kim Dong-soo
Kim Soo-yong (2 eps)
Choi Won-young
Ha Young-doo (1 eps)
Kim Jeong-ho
Cho Il-jun (1 eps)
Do Ki-seok
Criminal Choi (1 eps)
Ryoo Je-seung
Majung Police Officer (1 eps)
Park Jin-soo
Majung Police Officer (1 eps)
Oh Kyung-min
Factory Manager (1 eps)
Yoo Dok-hyun
Restaurant Owner (1 eps)
Jeon Hyeon-seo
Mother with Child (1 eps)
Chae Yoon-hee
Restaurant Owner (1 eps)
Ham Jin Sung
Hong-tae (1 eps)
Choi Ja-woon
Child in the Restaurant (1 eps)
Kim Sae-rom
Nurse (1 eps)
Kang Chung-hun
Firefighter (1 eps)
Kim Sun Ik
Firefighter (1 eps)
Cha Yong-hak
Park Ho-yeon (1 eps)
Hwang Young-hee
Hee-sook (1 eps)
Yoon Sang-hwa
Yang Sang-man (1 eps)
Jo Young-gyu
Mapeong Hospital Doctor (1 eps)
Han Kyu-won
Han Yoon-jae (1 eps)
Hong Seo-jun
Choi Hyung-joon (1 eps)
Park Si-won
Bong Do-jin (Young) (1 eps)
Hong Dong-yeong
Kang Do-ha (Young) (1 eps)