On screen
Cast
48 credited performers
Cha Tae-hyun
Ra Joon-mo
Gong Hyo-jin
Tak Ye-ji
Kim Soo-hyun
Baek Seung-chan
IU
Cindy
Im Ye-jin
Park Bong-soon
Kim Hee-chan
Tak Ye-joon
Kim Jong-soo
Baek Bo-sun
Kim Hye-ok
Lee Hoo-nam
Park Hee-bon
Baek Jae-hee
Park Jong-hwan
Baek Young-chan
Kang Shin-chul
Myung Ji-hoon
Park Hyuk-kwon
Kim Tae-ho
Kim Jong-kook
Kim Hong-soon
Ye Ji-won
Administrative employee
Ki Joo-bong
Park Choon-bong
Lee Ju-seung
Joon-bae
Lee Chae-eun
Son Ji-yeon
Go Bo-gyeol
Wang Min-jung
Bae Yu-ram
Ryoo Il-ryong
Shin Ju-hwan
Hyung-geun
Na Young-hee
Byun Mi-sook
Cho Han-chul
Secretary Kim
Choi Kwon
Cindy's Roadie
Chae Sang-woo
Teenage Joon-mo
Hani
Self
Ryu Jun-yeol
Joo Jong-hyun
Kim Soo-yeon
'Pinky4' member
Jo Yoon-hee
Shin Hae-joo
Kim Min-jae
Self
Kang Seung-yoon
Self
JISOO
Self
Hwang Shin-hye
Self
Hyun Young
Self
Park Jin-young
Self
Sandara Park
Self
Youn Yuh-jung
Self
Taeyeon
Self
Seohyun
Self
Tiffany Young
Self
Shin Dong-yup
Self
NICHKHUN
Self
Jo Kwon
Self
Hong Kyung-min
Self
Jang Hyuk
Jang Hyun-sung
Lee Chun-hee
Lee Min-chul
Lee Seung-gi
Character not listed
Go Ara
Character not listed
Yang Hyun-min
[Ha Ni's manager]