Jung Eun-ji

Sung Shi-won

Seo In-guk

Yoon Yoon-jae

Eun Ji-won

Do Hak-chan

Lee Ho-won

Kang Joon-hee

Shin So-yul

Mo Yoo-jung

Lee Si-eon

Bang Sung-jae

Sung Dong-il

Sung Dong-il

Lee Il-hwa

Lee Il-hwa

Song Jong-ho

Yoon Tae-woong

Hong In-a

Lee Ju-yeon

Doctor Lee

Park Ji-yoon

Joon-hee's sister

Park Cho-rong

Lee Il-hwa (young)

Yoon Bo-mi

Moon Jung-mi (young)

Shin Bong-sun

Club H.O.T. Busan manager

Yim Si-wan

ROTC chatmate

Ryu Dam

Lee Dae-ho

Kang Yu-mi

President of Club H.O.T.

An Young-mi

President of D.S.F.

Shin Won-ho

Director

Lee Myung-han

Executive Producer

Kim Ran-Joo

Screenplay

Lee Woo-jung

Screenplay

Lee Sun-Hye

Screenplay