In de jaren 80 zijn Park Pyeong-ho en Kim Jung-do agenten werkzaam voor de nationale veiligheidsdienst. Ze zijn rivalen en heel goed in wat ze doen. Hun volgende opdracht bestaat eruit een Noord-Koreaanse spion te achtervolgen die naar Zuid-Korea wordt gestuurd. De heren doen hierbij een ontdekking.
Nee, helaas is Heon-teu nog niet beschikbaar op Netflix in Nederland.
| Writing | 이정재 | Writer |
| Camera | 이모개 | Director of Photography |
| Art | Park Elhen | Production Design |
| Camera | No Ju-han | Still Photographer |
| Crew | Lim Hyo-woo | Stunts |
| Visual Effects | 정도안 | Special Effects Supervisor |
| Costume & Make-Up | Cho Sang-kyung | Costume Design |
| Production | Hong Jeong-in | Executive Producer |
| Lighting | Lee Seong-hwan | Lighting Director |
| Editing | 김상범 | Editor |
| Production | 이정재 | Producer |
| Sound | 김창섭 | Sound Supervisor |
| Production | 한재덕 | Producer |
| Production | Kim Jin-sun | Executive Producer |
| Sound | 조영욱 | Original Music Composer |
| Sound | 정군 | Production Sound Mixer |
| Crew | 허명행 | Stunt Coordinator |
| Costume & Make-Up | Choi Yoon-sun | Costume Design |
| Visual Effects | Kim Tae-eui | VFX Supervisor |
| Crew | Kim Seon-wung | Stunt Coordinator |
| Visual Effects | Yoon Hyung-tae | Special Effects Supervisor |
| Writing | Jo Seung-hee | Writer |
| Visual Effects | Chang Ick-jea | VFX Supervisor |
| Costume & Make-Up | Son Eun-ju | Makeup & Hair |
| Editing | 박진영 | Colorist |
| Production | Cho Jae-sang | Producer |
| Crew | 이선균 | Thanks |
| Crew | 양우석 | Thanks |
| Writing | Baek Gyeong-yun | Adaptation |
| Art | Park Jun-yong | Props |
| Writing | Lee Young-jong | Adaptation |
| Visual Effects | Jung Seok-jae | VFX Supervisor |
| Art | Jang Hee-sun | Art Direction |
| Art | Park Seung-hyeon | Set Decoration |
| Directing | Park Sin-woong | Assistant Director |
| Art | Im Se-jin | Art Direction |
| Editing | Ryu Yeon | Digital Intermediate Producer |
| Camera | Hong Jeong-won | Grip |
| Editing | Shin Jung-eun | Colorist |
| Visual Effects | Yuk Gwan-woo | Visual Effects |
| Camera | Lee Jong-woo | Camera Operator |
| Camera | 김병서 | Camera Operator |
| Camera | Lee Eui-tae | Camera Operator |
| Production | Park Min-jeong | Producer |
| Visual Effects | Ryu Jae-hwan | VFX Supervisor |
| Crew | Han Dae-ryong | Stunts |
| Art | 이용직 | Set Decoration |
| Visual Effects | 김종성 | Visual Effects |
| Directing | 김용태 | Assistant Director |
| Directing | 이정재 | Director |
