Han Suk-kyu

Master Kim / Dr. Bu Yong-joo

Ahn Hyo-seop

Seo Woo-jin

Lee Sung-kyoung

Cha Eun-jae

Kim Ju-hun

Park Min-gook

Shin Dong-wook

Bae Moon-jeong

So Joo-yeon

Yoon A-reum

Yoon Na-moo

Jeong In-soo

Jin Kyung

Oh Myeong-shim

Im Won-hee

Jang Gi-tae

Byun Woo-min

Nam Do-il

Kim Min-jae

Park Eun-tak

Lee Kyu-ho

Mr. Goo Hwang-woo

Jeong Ji-an

Uhm Hyeon-jeong

Ko Sang-ho

Yang Ho-joon

Yoon Bo-ra

Joo Young-mi

Lee Kyung-young

Cha Jin-man

Lee Sin-young

Jang Dong-hwa

Kim Yong-jin

Chief Lee

Lee Hong-nae

Lee Seon-woong

Park Jin-ah

Hyeon Ji-hyeong

Lee Ji-ha

Eun-jae's Mother

Seo Dong-won

Sung Ryung

Jeong Han-seol

Seong Yoon