Modern day soldiers travel back in time and meet Admiral Lee, the greatest soldier of all time, and motivate him to drive out invaders.
| Actor | Role |
|---|---|
 Park Joong-hoonYi Sun-shin | Yi Sun-shin |
 Kim Seung-wooKang Min-gil | Kang Min-gil |
 Hwang Jung-minPark Jung-woo | Park Jung-woo |
 Gong Hyo-jinKim Su-yeon | Kim Su-yeon |
| KKim Seung-cheolChoi Gwang | Choi Gwang |
 Kim Beong-chounLee Hee-chul | Lee Hee-chul |
 Kim Su-hyunWon-hoon | Won-hoon |
 Don LeeHwang Sang-wook | Hwang Sang-wook |
 Kim Koo-taekNi Tang-kae | Ni Tang-kae |
| KKim Ji-hyeon(uncredited) | (uncredited) |
 Kim Hye-eunAnnouncer | Announcer |
| KKim Hee-moonBarbarian Warrior | Barbarian Warrior |
 Park Wan-kyuNorth Korean soldier | North Korean soldier |