History Trivia / HelluvaBoss

* TheOtherDarrin: Millie will be voiced by someone other than Creator/EricaLindbeck in the actual series.

** Creator/EricaLindbeck voices both Loona and Millie in the pilot. Averted for the series, with Millie set to be recast.

** Creator/EricaLindbeck voices both Loona and Millie.

** WebVideo/BrandonRogers voices both Blitzo and Eddie's doctor.
** Creator/BrockBaker voices Stolas, "Some Demon Guy" and a female nurse with a deep, manly voice.

** WebVideo/BrandonRogers voices both Blitzo and Eddie's doctor.

* CelebrityVoiceActor: Managed to snag Creator/RichardStevenHorvitz and Creator/EricaLindbeck, two notable voice actors, as part of the cast.

* HeAlsoDid: Several animators who worked on Helluva Boss also worked on ''WesternAnimation/{{Villainous}}''.

** Music/ParryGripp is primarily known for composing seriously catchy childrens' music and novelty songs. The "I.M.P. Jingle" and "Oh Millie", the songs he composed for the pilot, are, while [[LyricalDissonance just as cheerful and upbeat as his usual work in melody]], a commercial jingle for an assassin business and [[InLoveWithYourCarnage a love song about an assassin's killing skills]] respectively.

** Music/ParryGripp is primarily known for composing seriously catchy childrens' music and novelty songs. "Oh Millie", the song he composed for the pilot, is, while [[LyricalDissonance just as cheerful and upbeat as his usual work in melody]], [[InLoveWithYourCarnage a love song about murder.]]

* PlayingAgainstType: Creator/RichardStevenHorvitz is known for playing over-the-top buffoons like [[WesternAnimation/InvaderZim Zim]] and [[WesternAnimation/TheGrimAdventuresOfBillyAndMandy Billy]]. Here, his character Moxxie is the reasonable one, [[LargeHam though he can get almost as loud]] if sufficiently roused up.
** Music/ParryGripp is primarily known for composing seriously catchy childrens' music and novelty songs. "Oh Millie", the song he composed for the pilot, is (while [[LyricalDissonance just as cheerful and upbeat as his usual work in melody]]) a [[InLoveWithYourCarnage a love song about murder.]]

** Happens a few other times in the pilot, as there are only four voice actors, such as when Eddie speaks to Moxxie (both Creator/RichardStevenHorvitz) and when Eddie's doctor speaks to Blitzo (both WebVideo/BrandonRogers).

** Creator/RichardStevenHorvitz voices both Moxxie and Eddie (the kid from the pilot).

* NamesTheSame: Loona shares her name with a [[KoreanPopMusic K-Pop]] GirlGroup named Music/LOONA and a Dutch pop singer named [[https://en.wikipedia.org/wiki/Loona_(singer) Loona]].

* {{Blooper}}: At 3:57 in the pilot, Loona's eyes have their colouration reversed, going from red sclera and white irises to white sclera and red irises.

* CreatorCameo: The people in the church Blitzo, Millie, and Moxxie enter in are caricatures of numerous animators that worked on the short.

* Blooper: At 3:57 in the pilot, Loona's eyes have their colouration reversed, going from red sclera and white irises to white sclera and red irises.

* CreatorCameo: The people in the church Blitzo, Millie, and Moxxie enter in are numerous animators that worked on the short.

** Creator/RichardStevenHorvitz voices both Moxxie and the kid they shot in the pilot.

* TalkingToHimself: Creator/EricaLindbeck voices both Loona and Millie.

* PlayingAgainstType: Creator/RichardStevenHorvitz is known for playing over-the-top buffoons like [[WesternAnimation/InvaderZim Zim]] and [[WesternAnimation/TheGrimAdventuresOfBillyAndMandy Billy]]. Here, his character Moxxie is the reasonable one, [[LargeHam though he can get nearly as loud]] if sufficiently roused up.

* PlayingAgainstType: Creator/RichardStevenHorvitz is known for playing over-the-top buffoons like [[WesternAnimation/InvaderZim Zim]] and [[WesternAnimation/TheGrimAdventuresOfBillyAndMandy Billy]]. Here, his character Moxxie is the reasonable one.