Besides Park Seo-joon and Won Ji-an, other cast members of the Korean drama include Lee El as Seo Ji-yeon, Lee Joo-young as Park Se-young, Kang Ki-doong as Cha Woo-sik, #surely-tomorrow-season Jo Min-gook as Lee Jung-min, Jeong Ha-jin as Nam Bo-ra, and Kim Mi-kyung as Jo Nam-sook.