* HeyItsThatVoice: In the US English dub, [[Series/WizardsOfWaverlyPlace Justin Russo and his vampire love interest Juliet]] respectively play [[Creator/DavidHenrie Sho]]/[[DubNameChange Shawn]] and [[Music/BridgitMendler Arrietty]], [[RealLifeRelative then-real-life couple]] Will Arnett and Creator/AmyPoehler play Arrietty's parents, [[HannahMontana Rico]] is Spiller, and Carol Burnett is Haru the housemaid. In the UK Dub, Creator/SaoirseRonan voices Arrietty and Creator/MarkStrong voices Pod.
** It should be noted that Carol Burnett has played a [[{{Jerkass}} crazed jerkass]] [[WesternAnimation/HortonHearsAWho who wanted to rid an ecosystem of the belief of small people]] before.
* PlayingAgainstType: Comedic actor Will Arnett voicing the Creator/HarrisonFord-esque Pod.
* [[PromotedFanboy Promoted Fangirl]]: French singer/songwriter CÚcile Corbel became known to Ghibli filmmakers after she sent them a fan letter showing her love for their films along with a copy of ''Songbook, Vol 2", at the time, her most recent album. After Toshio Suzuki, the film's head producer listened to the CD, she received an e-mail asking her if she could write a song for the movie. She ended up composing the entire score.
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