Cast 45
Shin Ha-kyunLee Shi-joon
Jung So-minHan Woo-joo
Park Ye-jinJi Young-won
Jang Yoo-sangIm Se-chan
Jung Hae-kyunPark Dae-ha
Joo Min-kyungKong Ji-sun
Choi Jung-wooLee Taek-kyung
Park Soo-youngOh Ki-tae
Tae In-hoIn Dong-hyuk
Park Hyun-sukOh Hwa-young
Jo Kyung-sookCho In-hye
Park Soo-ohPark Ru-oh
Park Han-solGong Ji-hee
Song Yeong-jaeSung Min-ho's Father
Bae Min-junKang Jin Woo
Wi Ha-junOh Yoo-Min
Baek Soo-heeKim Yoo-Ra
Kim Woo JinEnsemble member
Lee Seung-HyungMusical PDCChae Yoo-heeChild's mother
Ha Yul-RiBaek Je-Ni
Kim Han-sangTV production truck staff
Lee Sang-minDoctor
Park Jeong-eonJudge
Kim Gyeong-minGi Tae's friend
Jung Jae-OhSung Min-Ho
Lee NoahHwang Bo-Young
Oh Youn-hongDoctorYYoo YongMusical director
Hong Ye-jiAnorexic patient
Shin Hye-kyungWoo Joo's adoptive mother
Park Geon-RakDetective
Kim HyunPatient
Park Jin-sooConvenience store cashier
Ji Joo-yeonJung Se-Yeon
Moon Hak-jinDoctor
Jang Young-hyeonPatient with tic disorder
Bang Joo-hwanBae Young-Oh
Song Ji-hoShin Jong-Shik
Shin Hee-gookDoctor
Kim Hye-eunPatient
Kim Deok-juJeong Eun-Hee
Ko Han-minFirefighter
Jeong Yoon-heeReporter (Eps 25)
Choi Seo-yeonChoi Seo-yeon (Eps 2)