History Trivia / JusticeLeagueDark

* ProductionPosse: The initial creative team for the 2018 series was James Tynion IV, Alvaro Martínez, Raül Fernandez, and Brad Anderson, who all worked on ''ComicBook/DetectiveComicsRebirth''.

* MethodActing: According to Jay Oliva at Comic-Con, Luddington actually pronounced the words backwards for when Zatanna cast spells herself.

* DoingItForTheArt: According to Jay Oliva at Comic-Con, Luddington actually pronounced the words backwards for when Zatanna cast spells herself.

* TheOtherDarrin: The Latin American Spanish dub suffers one in a meta-sense: Unlike almost all the WesternAnimation/DCUniverseAnimatedOriginalMovies, who were dubbed in Venezuela since day one, this one was dubbed in Mexico instead, very likely because the socioeconomic crisis Venezuela is suffering right now (as 2020) has made dubbing in that country a very difficult feat.
* ProductionPosse: The initial creative team for the 2018 series was James Tynion IV, Alvaro Martínez, Raül Fernandez, and Brad Anderson, who all worked on ''ComicBook/DetectiveComicsRebirth''.

*** From ''Series/{{Arrow}}'': Axel Kiener as John Constantine[[note]]As of this writing, ''Series/{{Constantine}}'' has never been dubbed in French, unlike the other series set in the Series/{{Arrowverse}}.[[/note]].
*** From the Franchise/DCAnimatedUniverse: Michel Vigné as Green Lantern/John Stewart and Bruno Dubernat as Felix Faust[[note]]specifically 1st voice in the DCAU in the case of Dubernat as Faust[[/note]].
*** In the Latin American Spanish dub, Armando Guerrero reprise his role as Superman from the ''Series/{{Arrowverse}}''.
* VoicesInOneRoom: Despite being a London based actor, Matt Ryan [[https://www.empireonline.com/movies/features/justice-league-dark-trailer-breakdown-director-jay-oliva/ went to Los Angeles]] to record his dialogue as John Constantine. ''That's dedication''.

** Not only did Creator/MattRyan reprised his role as John Constantine from ''Series/{{Constantine}}'', but Creator/JeremyDavies also reprised his role of Ritchie Simpson from that same show.

* TheOtherDarrin: The Latin American Spanish dub suffers one in a meta-sense: Unlike almost all the WesternAnimation/DCUniverseAnimatedOriginalMovies, who were dubbed in Venezuela since the 90s, this one was dubbed in Mexico instead, very likely because the socioeconomic crisis Venezuela is suffering right now (as 2020) has made dubbing in that country a very difficult feat.

* RoleReprisal:

** Not only did Matt Ryan reprised his role as John Constantine from ''Series/{{Constantine}}'', but Jeremy Davies also reprised his role of Ritchie Simpson from that same show.

* VoicesInOneRoom: Despite being a London based actor, Matt Ryan [[https://www.empireonline.com/movies/features/justice-league-dark-trailer-breakdown-director-jay-oliva/ went to Los Angeles]] to record his dialogue as John Constantine. That's dedication.

*** This one could double as a ProductionGag.

* ProductionPosse: The initial creative team for the 2018 series was James Tynion IV, Alvaro Martínez, Raül Fernandez, and Brad Anderson, who all worked on ''ComicBook/DetectiveComicsRebirth''.

* ProductionPosse: The initial creative team for the 2018 series was James Tynion IV, Alvaro Martínez, Raül Fernandez and Brad Anderson, who all worked on ''ComicBook/DetectiveComicsRebirth''.

* MissingTrailerScene: The page quote isn't actually in the film, as Batman is dismissive of magic even being the cause. He only goes looking for Constantine because Deadman paints the name all over his room and then insists Zatanna arrange a meeting when Batman goes looking for answers.

** English John Constantine is played by Welsh actor Matt Ryan.
** American Zatanna is played by English actress Camilla Luddington.

** Ray Chase plays both Etrigan and Jason Blood.

* MissingTrailerScene: The page quote isn't actually in the film, as Batman is dismissive of magic even being the cause. He only goes looking for Constantine because Deadman paints the name all over his room and then insists Zatanna arrange a meeting when Batman goes looking for answers.
* RoleReprisal: Not only did Matt Ryan reprised his role as John Constantine from ''Series/{{Constantine}}'', but Jeremy Davies also reprised his role of Ritchie Simpson from that same show.
** In the French dub, in addition to having the same role reprisals from ''WesternAnimation/JusticeLeagueVsTeenTitans'', two more voice actors from previous adaptations also reprised their roles here:
*** From ''Series/{{Arrow}}'': Axel Kiener as John Constantine[[note]]As of this writing, ''Series/{{Constantine}}'' has never been dubbed in French, unlike the other series set in the Franchise/{{Arrowverse}}.[[/note]].
*** From the WesternAnimation/DCAnimatedUniverse: Michel Vigné as Green Lantern/John Stewart.

** From ''Series/{{Arrow}}'': Axel Kiener as John Constantine[[note]]As of this writing, ''Series/{{Constantine}}'' has never been dubbed in French, unlike the other series set in the Franchise/{{Arrowverse}}.[[/note]].
** From the WesternAnimation/DCAnimatedUniverse: Michel Vigné as Green Lantern/John Stewart.

* RoleReprisal: Not only did Matt Ryan come back as John, Jeremy Davies reprises his role of Ritchie Simpson from the show.

* HeyItsThatVoice:
** Camilla Luddington ([[VideoGame/TombRaider2013 Lara]] [[VideoGame/RiseOfTheTombRaider Croft]], [[Series/GreysAnatomy Dr. Jo Wilson]]) is Zatanna.
* Role Reprisal: Not only did Matt Ryan come back as John, Jeremy Davies reprises his role of Ritchie Simpson from the show.

* ActingForTwo: Roger Cross plays ComicBook/SwampThing and John Stewart[=/=]ComicBook/GreenLantern.

* ActingForTwo: Roger Cross plays Swamp Thing and JohnStewart[=/=]ComicBook/GreenLantern.