Cast 69
Choi Tae-joonWho Joon
Sooyoung ChoiLee Geun-young
Hwang Chan-sungJJ / Choi Jae-joon
Han Ji-anOh In-hyung
Kim Min-gueGo Soo-hwan
Kim Ha-kyungMi-Jung
Kim Sun-hyukSeo Ji-hyang
Dong Hyun-baeHan Jae-won
Im Do-yoonNoh Do-yoon
Kim Min-kyoBae Young-seok
Park Mi-rireporter
Kim Si-youngOlder Who Joon Fan
Min Do-heeAward Ceremony Announcer
Alberto MondiBenedict
Song Ji-eunFlight Stewardess That Helps Who Joon
Yoo Seung-mokDirector of the CommercialLLee Si-youngReporter
Jeong Ji-hoDirector Lee
Jeon Hun-taeChief Producer of the Reality Show
Im Ji-minFlight Attendant Who Asks for Autograph
Kim Min-kyungOlder Female Airline Passenger
Ok Joo-riSauna Woman
Shin Dong-ryeokChoi Hwa-Jin
Jeon Yeo-jinChoi Hwa-Jin's Colleague
Kim Jung-chulYoung Who Joon
Gu Da-YeonSpigen Receptionist
Bae Ki-beomWho Joon’s Dad’s Friend
Kim Bang-sunPharmacist
Song Chang-gyuJanitor
Yoo Seo-jinCha Moon-hee
Lee Kan-heeKim Eun-chae
Danny AhnWho Joon’s Music Producer
Sung HoonJJ's Brother
Cho Jae-ryongKang Gyeong-soo
Park Sin-unAttorney Meeting JJ
Park Sang-hwiDirector Meeting with In-hyung
Yoon Bok-inJang Hwa-jeong
Park Seong-ilChoi Hee-geon
Ji Ho-SungKang Ji-hyuk
Kim Hyung-minRoy Ahn
Song Chae-yoonCha Yu-ri
Baek Seung-HeonShin-hyuk
Lee Hyun-jiRa-ra
Kim No-jinGang-yeon
Park Cheol-minLee Joo-il
Park Hyun-wooOh In-hyung’s Manager
Park Tae-sanSpigen Employee
Jung In-TaeAssistant Producer
Park Dong-binJo Hae-yoon
Jeon So-minKim Dahyeon
Kim Yoon-jooAudition Judge
Kim Ho-changAbductor
Uhm Yoon JungReporter
Lee Ha-eumShooting Star Employee
Oh Chang-kyungWonder Women Executive
Song HoonDirector SongCChoi Da-youngKim Young-Mi
Koo Ja-geonGuy Waiting in Line with Friend (Denim Jacket)
Jeong Han-binJJ's Investigator
Lee DoaTV Host
Park No-shikLee Joo-Il's friendYYoo In-SukLee Joo-Il's Friend
Jang Hae-songMusic Producer Editing New Song
Ha Si-yeonER Nurse
Kang Min-wookFirst Reporter at Hospital
Hong Ye-jiReporter
Min Dae-sikDoctor
Son Kyoung-wonMovie Producer
Jeong Seo-haWoman At Cafe (Eps 3)Crew 9
Directing
Sound
Choi Tae-joonTheme Song Performance
Choi Young-jaeTheme Song Performance
Moon KimTheme Song Performance
Myung JooTheme Song Performance
ROMINTheme Song Performance
권민제Theme Song Performance