Directed by
| Park So-hyun | ... | (as Sohyun Park) |
| Lee Eung-bok | ... | (as Eung-bok Lee) (directed by) |
| Jang Young-woo | ... | (co-director) |
Writing Credits (in alphabetical order)
| Kim Hyung-min | ... | (screenwriter) |
| Kim Kan-bi | ... | (original story) |
| Park So-Jeong | ... | (screenwriter) |
| Hong So-ri | ... | (screenwriter) |
| Hwang Young-Chan | ... | (original story) |
Cast (in credits order)
Produced by
| Heewook Kang | ... | supervising producer |
| Young Kyu Kim | ... | executive producer |
| Eun Kyung Park | ... | creative producer |
| Ju Yeon Park | ... | executive producer / production supervisor (as Ju Yeon Park) |
Makeup Department
| Bryan Blair | ... | mold department: Spectral Motion Inc |
| Darin Bouyssou | ... | mold department: Spectral Motion Inc |
| Dan Crawley | ... | mold department: Spectral Motion Inc |
| Eden Elizalde | ... | mold department: Spectral Motion Inc |
| Erik Elizalde | ... | mold department: Spectral Motion Inc |
| Jon Fedele | ... | mold department: Spectral Motion Inc |
| Brie Ford | ... | seaming department: Spectral Motion Inc |
| Rachel Gervig | ... | mold department: Spectral Motion Inc |
| Brian Goehring | ... | mold department: Spectral Motion Inc |
| Timothy Huizing | ... | mold department: Spectral Motion Inc |
| Bill Jacob | ... | mold department: Spectral Motion Inc |
| Lillian Vince | ... | mold department: Spectral Motion Inc |
Art Department
| Jim Charmatz | ... | digital design: Legacy Effects |
| Chris Garnaas | ... | digital design: Spectral Motion Inc |
| Alex Palma | ... | digital design: Spectral Motion Inc |
| Mauricio Ruiz | ... | concept artist: Spectral Motion / digital design: Spectral Motion Inc |
| Won-il Song | ... | digital design: Legacy Effects |
Sound Department
| Saurabh Arora | ... | mixer |
| Craig Dikes | ... | sound recordist (english version) |
| Rodrigo Etchebarne | ... | sound editor (english version) |
| Siamak Omrani | ... | sound effects editor |
Special Effects by
| Wayne Anderson | ... | sculpting department: Spectral Motion Inc |
| Blair Berens | ... | mold department: Legacy Effect |
| Norman Cabrera | ... | sculpting department: Spectral Motion Inc |
| Peter Clarke | ... | mechanical department: Legacy Effects |
| Tony Contreras | ... | mold department: Legacy Effects |
| David Covarrubias | ... | mechanical department: Legacy Effects |
| Cory Czekaj | ... | mold department: Legacy Effects |
| Jeff L. Deist | ... | mold department: Legacy Effects |
| Mary Elizalde | ... | creative consultant: Spectral Motion Inc |
| Mike Elizalde | ... | creature effects supervisor: Spectral Motion Inc |
| Damian Fisher | ... | mold department: Legacy Effects |
| Jessie Fohrman | ... | sculpting department: Spectral Motion Inc |
| Chris Hernandez | ... | mold department: Spectral Motion Inc |
| Anthony Julio | ... | art department: Legacy Effects |
| Paul Komoda | ... | sculpting department: Spectral Motion Inc |
| Mark Maitre | ... | art department: Legacy Effects |
| Walter Phelan | ... | mold department: Legacy Effects |
| Greg Polutonovich | ... | sculpting department: Spectral Motion Inc |
| Nicholas Rinehard | ... | sculpting department: Spectral Motion Inc |
| Dean Schneider | ... | lead 3d print engineer: Legacy Effects |
| Shannon Shea | ... | on set creature effects supervisor: Spectral Motion Inc (as Shannon John Shea) |
| Lino Stavole | ... | project supervisor: Spectral Motion Inc |
| Miles Teves | ... | sculpting department: Spectral Motion Inc |
| Brian Wade | ... | sculpting department: Spectral Motion Inc |
| Damon Weathers | ... | production support: Legacy Effects |
Visual Effects by
| Hyojung Han | ... | compositor |
| Jinhee Kim | ... | visual effects producer |
| Eun Ji Lee | ... | animator |
| Hyunjin Tom Lee | ... | compositor |
| Soo Jin Lee | ... | pipeline td |
| Balaji Muppalla | ... | visual effects |
| J. Alan Scott | ... | visual effects: Legacy Effects |
| Ian Stevenson | ... | creature effects: Legacy Effects |
| Martin Tim | ... | creature effects: Legacy Effects |
| Sung-min Alvin Yun | ... | visual effects supervisor |
Stunts
| Daniel Kwanghwee Choi | ... | Blind Monster: motion capture / Protein Monster: motion capture |
Music Department
| Sebastien Pan | ... | composer - additional music |
Additional Crew
| Christina Diamantara | ... | voice director |
| Troy James | ... | voice (english version) |
| Maria Kruse | ... | office manager: Spectral Motion Inc |
| Kevin McTurk | ... | project coordinator: Spectral Motion Inc |
| Salvador Blaje Montiel | ... | voice production coordinator |
| Mark Viniello | ... | project coordinator: Spectral Motion Inc |
| Harrison Xu | ... | voice (english version) |
