So Ji-sub Manager Kim Actor Choi Dae-hoon Seong Han-su Actor Yoon Kyung-ho Park Jin-cheol Actor Joo Sang-wook Joo Kang-chan Actor Seo Su-min Kim Min-ji Actor Son Na-eun Sang-ah Actor Lee Seungyeong Director Nam Dae-jung Writer Lee Gwang-sun Executive Producer Yun Yun-seon Producer