Kim Jun-ku
— Nak-man
Oh Dal-su
— Nak-man's Father
조민준
— Lieutenant
Jung Ye-jin
— Hye-rim
Moon Won-ju
— Monk in Training
Ko Yeong-il
— General
Yang Jung-gyeong
— Greeting Faction
Park Hye-seon
— Staff Sergeant Kwon
Kim Han-jun
— Private First Class Park
김성령
— Nak-man's Mother
Kim Jung-woo
— Military Police #2