Baek Jong-yeol Director, Screenwriter Cho Jin-woong Jo Won-ho Actor Cha Seung-won Lee Brian Actor Han Hyo-joo Big Knife Actor Lee Joo-young Rona Actor Oh Seung-hoon Seo Young-rak Actor Jung Joon-won Kang Deok-cheon Actor Tzi Ma Mr. Lee Actor Im Seung-yong Executive Producer Primary Original Music Sun-min Kim Film Editing