Young-sook
Park Bo-young
Joong-gil
Lee Jong-suk
Chang-soo
Kim Seong-beom
Soon-deok
Park Seoung-tae
Company President Choi
Yoo Ha-bok
Joong-gil's Group
Jung Jae-sik
Student
Kim Ji-eun
Young Young-sook
Lee Chae-eun
Bike
Han Da-sol
Girl slapped on cheek
Son Min-ji
So-hee
Lee Se-young
Gwang-sik
Kim Young-kwang
Kang Dae-pan
Kwon Hae-hyo
Lee Jong-pal
Kim Hee-won
Kim Nan-young
Ra Mi-ran
Man-cheol
Shin Hyun-tak
Hwang-kyu
Park Jeong-min
Yeon-hwa
Jeon Soo-jin
Executive Producer
Cha Won-chun
Music
Shim Hyun-jung
Musical
Thomas de Waard
Director
Lee Yeon-woo
Mi-mi Kang
Production Design
Lee Ha-na
Production Sound Mixer
On Se-woong
Director of Photography
Kim Dong-cheon
Lighting Director
Park Se-moon
Writer
Adaptation
Lee Man-hee
Makeup & Hair
Im Gyeong-ran