롤러코스터

Jeong Kyeong-ho

Ma Joon-gyu

김병옥

Monk

최규환

Reporter Kim Hyun-ki

김기천

CEO Huh Seung-bok

Son Hwa-ryeong

Im Choon-nyeo

Ko Sung-hee

Flight attendant Minamito

Na Hye-jin

Flight attendant / Ma's ex

Kim Ye-rang

Flight attendant Song Ja-young