Seo-hee Jang

Seo Hye-yeong

Joo-Won Ko

Lee Sang-shik

Ji-Seok Seo

Wang Jae-seok

Song Joong-ki

Ahn Kyeong-woo

Lee Ki-young

Assistant Chief Oh Jae-ho

Jeong Ho-bin

Yoon Seo-jin

Young-eun Lee

Kim Young-mi

Sun-yeong Ahn

Lee Sook-jeong (Head nurse)

Ho-Chang Kim

Tae-joon

Kim Hye-ji

Sang-mi

Min Ji-Young

Seo Ji-yeong

Hee-kyung Yang

Hye-yeong's mother

Cha Hyeon-jeong

Jeong Yoo-seon

Seung-hyeong Lee

Jeong Kyeong-joo

Chae-mok Yoo

Min Yeong-joo

Ga Won

Im Seung-min

Kim Jung-nan

Kim Min-seon

Jae Hoon Park

Twins' dad