Fincher blev genforenet med det meste af sit normale filmhold inklusiv produktionsdesigner [[Donald Graham Burt]], klipper [[Kirk Baxter]] og komponisterne [[Trent Reznor]] og [[Atticus Ross]], som kun brugte periodeautentiske instrumenter.
Fincher valgte filmfotografen [[Erik Messerschmidt]], som han havde arbejdet på Netflix-serien ''[[Mindhunter (tv-serie)|Mindhunter]]'' sammen med.<ref name=Sharf-June20>{{cite news |url=https://www.indiewire.com/2020/06/mank-october-release-fincher-1930s-movie-1202237138/amp/?__twitter_impression=true |title='Mank' Producer Says Fincher's New Film Feels Like a 1930s Movie: 'It's an Incredible Piece' |last=Sharf |first=Zack |date=12. juni 2020 |work=[[IndieWire]] |access-date=13. juni 2020 |archive-date=16. november 2020 |archive-url=https://web.archive.org/web/20201116221441/https://www.indiewire.com/2020/06/mank-october-release-fincher-1930s-movie-1202237138/amp/?__twitter_impression=true |url-status=live }}</ref><ref>{{cite web|url=https://www.revolvermag.com/music/nine-inch-nails-9-things-we-learned-our-visit-trent-reznors-studio|title=Nine Inch Nails: 9 Things We Learned from Our Visit to Trent Reznor's Studio|website=[[Revolver (magazine)|Revolver]]|date=23. december 2019|access-date=24. december 2019|archive-date=23. december 2019|archive-url=https://web.archive.org/web/20191223212626/https://www.revolvermag.com/music/nine-inch-nails-9-things-we-learned-our-visit-trent-reznors-studio|url-status=live}}</ref><ref>{{Cite web|last=Chitwood|first=Adam|date=2020-09-05|title=First 'Mank' Images Reveal David Fincher's Netflix Movie About the Making of 'Citizen Kane'|url=https://collider.com/mank-images-david-fincher-netflix-movie-gary-oldman/|access-date=2020-09-05|website=[[Collider (website)|Collider]]|language=en-US|archive-date=6. september 2020|archive-url=https://web.archive.org/web/20200906165253/https://collider.com/mank-images-david-fincher-netflix-movie-gary-oldman/|url-status=live}}</ref>
Kultur