Christine Ko Creator Kim Myung-min Yang Jong Hoon Actor Ryu Hye-young Kang Sol A Actor Kim Beom Han Joon Hwi Actor Lee Jeong-eun Kim Eun Sook Actor Park Hyuk-kwon Jin Hyeong-woo Actor Ahn Nae-sang Seo Byung-ju Actor Jung Won-joong Ko Hyeong-su Actor Lee Soo-kyung Kang Sol B Actor Lee David Seo Ji-ho Actor Go Yoon-jung Jeon Ye-seul Actor Go Youn-jung Actor Hyunwoo Actor Kim Seokyoon Director, Producer Seo Jin Screenwriter Seo In Screenwriter Kim Ji-youn Executive Producer Choi Sai-rack Producer