During the invasion of Normandy the photograph of a slim Korean man in German uniform was found. It transpired that the man had served as a soldier in the Japanese, Russian and German armies. His incredible story inspired director Kang Je-Gyu to create this epic war drama.
| Actor | Role |
|---|---|
 Jang Dong-gunJun-shik | Jun-shik |
 Joe OdagiriTatsuo Hasegawa | Tatsuo Hasegawa |
 Fan BingbingShirai | Shirai |
 Kim In-kwonJong-dae | Jong-dae |
 Lee Yeon-heeEun-soo | Eun-soo |
 Kim Hie-wonChoon-bok | Choon-bok |
 Oh Tae-kyungKwang-choon | Kwang-choon |
 Kwak Jung-wookMin-woo | Min-woo |
 Kim Si-hooTsukamoto | Tsukamoto |
 Cheon Ho-jinJun-shik's Father | Jun-shik's Father |
 Taro YamamotoNoda | Noda |
 Manabu HamadaMukai | Mukai |
 Shingo TsurumiTakakura | Takakura |
 Isao NatsuyagiTatsuo's Grandfather | Tatsuo's Grandfather |
 Shiro SanoTatsuo's Father | Tatsuo's Father |
 Kumi NakamuraTatsuo's Mother | Tatsuo's Mother |
 Kim In-wooYamada | Yamada |
 Do Ji-hanTeenage Jun-shik | Teenage Jun-shik |
 Yūkichi KobayashiTeenage Tatsuo | Teenage Tatsuo |
 Go Ju-yeonTeenage Eun-soo | Teenage Eun-soo |
 Kim Soo-roMike Nam | Mike Nam |
 Jo Min-ahYoung Eun-soo | Young Eun-soo |
 HakuryuGovernor of Athletic Federation | Governor of Athletic Federation |
 Nicole JungPress Interview Assistant | Press Interview Assistant |
| LLee Dong-jinSuicide Commando | Suicide Commando |
| HHa Jung-hoonSoviet Prisoner of War | Soviet Prisoner of War |