IU

Cindy

김수현

Baek Seung-chan

공효진

Tak Ye-ji

김혜옥

Lee Hoo-nam

차태현

Ra Joon-mo

조한철

Secretary Kim

박혁권

Kim Tae-ho

임예진

Park Bong-soon

나영희

Byun Mi-sook

류준열

Joo Jong-hyun

기주봉

Park Choon-bong

고보결

Wang Min-jung

박희본

Baek Jae-hee

예지원

Administrative employee

이주승

Joon-bae

이채은

Son Ji-yeon

하니

Self

배유람

Ryoo Il-ryong

김종국

Kim Hong-soon

채상우

Teenage Joon-mo

김종수

Baek Bo-sun

강신철

Myung Ji-hoon

박종환

Baek Young-chan

표민수

Directing

최권

Cindy's Roadie

박지은

Writing

Kim Hee-chan

Tak Ye-joon

Shin Ju-hwan

Hyung-geun

Kim Soo-yeon

'Pinky4' member

Yoon Seong-ho

Writing