Cast & crew
The King's Letters (2019)
Directed by Cho Chul-hyun Written by Lee Song-won, Cho Chul-hyun, Geum Jung-yeon
Cast
| Im Sung-jae | Yeol |
| Nam Moon-chul | Ree |
| Choi Deok-moon | Wan Jung |
| Jeon Mi-seon | Queen Marlena |
| Cha Rae-hyung | Sooyang |
| Oh Hyeon-kyeong | Monk |
| Jeong In-kyeom | Moon |
| Tang Joon-sang | Hak |
| Lee Doo-seok | Old Scholar |
| Kim Mi-hyang | Law |
| Park Hae-il | Monk |
| Jung Hae-kyun | Yak |
| Kim Jun-han | Crown |
| Jung Ji-woo | Maid |
| Keum Sae-rok | Jee-ah |
| Song Kang-ho | Sejong |
Crew
| Kim Jun-su | Assistant Director |
| Jang Hee-sun | Art Designer |
| Cho Chul-hyun | Director |
| Lee Song-won | Writer |
| Kim Ji-hoon | Line Producer |
| Ji Sung-yong | Key Grip |
| Yoon Sung-hye | Art Direction |
| Cho Chul-hyun | Writer |
| Yoon Hye-jung | Props |
| Lee Ji-yeon | Costume Design |
| Choi Tae-young | Sound Supervisor |
| O Seung-hyeon | Executive Producer |
| Seo Eun-kyung | Costume Design |
| Shin Young-hoon | Martial Arts Choreographer |
| Kim Seo-young | Makeup & Hair |
| Shim Hyun-seob | Costume Design |
| Seong Chang-yeon | Producer |
| Kim Tae-kyeong | Director of Photography |
| Choi Ji-hye | Art Direction |
| No Ju-han | Still Photographer |
| Dalpalan | Original Music Composer |
| Park Jin-young | Digital Intermediate |
| Hong Seung-chul | Lighting Director |
| Ryu Seong-hie | Production Design |
| Lim Hyung-geun | Production Sound Mixer |
| Jeon Young-wook | Still Photographer |
| Geum Jung-yeon | Writer |
| Lim Won-geun | Camera Operator |
| Yang Hye-jin | Sound Editor |
| Kim Sang-bum | Editor |