Kadro (15)
Han Chae-youngHan Chae-rin
Lee Ji-hoonLee Seon-woo
Koo Ja-sungHyun Seung-hoon
Ji Su-yeonPark Da-som
Kim Yoon-seoHyun Seung-ji
Park Keun-hyongChairman Kim
Kim Jung-taeDavid Kim
Lee Yoon-miJoo-ah
Seo Woo-jinHyun Jin-Young
Kim Hee-jungPark Da-Hye
Kim Kang-hyunHimself
Lee Na-raJi-Na (Lee Seon-woo's 1st Love)
Yang Hye-jinJi-Na's caregiverKim Han-joonDr. Oh Hyung-Gab
Kim Ro-saMadam