|This article contains canon information corresponding to the Tales of Arcadia franchise. That means all information in this article is true and has appeared/been validated officialy on-screen.|
Royal super-fan Stuart offers to help eradicate an alien beetle infestation before it exposes the sibling's true identities.
- Tatiana Maslany as Aja Tarron
- Diego Luna as Krel Tarron
- Nick Offerman as Varvatos Vex
- Glenn Close as Mothership
- Nick Frost as Stuart
- Alon Abutbul as General Morando
- Hayley Atwell as Zadra
- Darin De Paul as Zeron Alpha
- Jennifer Hale as Izita
- Cheryl Hines as Momblank
- Tom Kenny as Dadblank
- Laraine Newman as Miss Janeth
- Yara Shahidi as Darci Scott
- Fred Tatasciore as Señor Uhl
- Lauren Tom as Mary Wang
- Frank Welker as Luug
- Thomas F. Wilson as Coach Lawrence
- Bebe Wood as Shannon Longhannon
- Steven Yeun as Steve Palchuk
- Judging from when Darci says, "First the teachers' coffee got spiked last week and now this?", it's safe to assume that this takes place a week after the Trollhunters episode "Bad Coffee."
- The title of the episode is a reference to the intense fan frenzy directed towards the English rock band the Beatles in the 1960s known as "Beatlemania".
- Stuart Electronics was first referenced by Jim in the Trollhunters episode "Becoming: Part 2."
- Steve regained his scepter in this episode, though it is never seen again after this episode.
- Steve tried to impress Aja for the first time in this episode. It is also possible that Aja started developing feelings for Steve in this episode, as she smiled at Steve with a satisfied look.
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