온에어

김하늘

Oh Seung-ah

박용하

Lee Kyung-min

Lee Beom-soo

Jang Ki-jun

송윤아

Seo Young-eun

이형철

Jin Sang-woo

Han Ye-won

Cherry

홍지민

Lee Hye-kyung

Yoo Seo-jin

Yun Hyun-soo

Lee Sung-min

Song Soo-chul

이달형

Park Bong-sik

신동우

Kim Jun-hee

이경진

Gwak Ok-sim

Lee Cheol-min

Kim Hak-sun

Ricky Kim

Aiden Lee

Kang Hye-jung

Self

Sun-kyun Lee

Self

Bae Jong-ok

Self

박진희

Self

이홍기

Self

이효리

Self

Jeon Do-yeon

Self

박시연

Self

이천희

Self

전혜빈

Self

김민준

Self

Uhm Ji-won

Self

Lee Seo-jin

Self

송창의

Self

Lee Dong-kyu

health center employee

신동욱

drama actor

Kim Je-dong

Self

Kim Jung-eun

Self

윤세아

screenwriter

김성민

manager

김세인

New Actress visiting broadcasting station (eps 2)