Yoo Ji-tae The Professor Actor Kim Yun-jin Seon Ujin Actor Park Hae-soo Berlin Actor Jeon Jong-seo Tokyo Actor Lee Won-jong Moscow Actor Park Myeong-hoon Cho Yeong-min Actor Kim Sung-oh Cha Mu-hyeok Actor Jang Yoon-ju Nairobi Actor Kim Ji-hoon Denver Actor Kim Hong-seon Director Ryu Yong-jae Screenwriter Kim Hwan-chae Screenwriter Álex Pina Executive Producer