|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 officially on-screen.|
A long-dormant ally shows Jim and his friends what really happened at the Battle of Killahead. Gunmar awakens Morgana, and Angor Rot plots his revenge.
- Kelsey Grammer as Blinky
- Emile Hirsch as Jim Lake Jr.
- Charlie Saxton as Toby Domzalski
- Lexi Medrano as Claire Nuñez
- Jonathan Hyde as Mr. Strickler
- Fred Tatasciore as AAARRRGGHH!!!
- Ike Amadi as Angor Rot/Detective Scott
- David Bradley as Merlin
- Clancy Brown as Gunmar
- Mark Hamill as Dictatious
- Lena Headey as Morgana
- Tom Kenny as Javier Nuñez
- Amy Landecker as Barbara Lake
- James Purefoy as Kanjigar
- Andrea Navedo as Ophelia Nuñez
- Laraine Newman as Nana
- Victor Raider-Wexler as Vendel
- Matthew Waterson as Draal
- It is revealed that Merlin and Morgana participated in the Battle of Killahead, as Merlin explains that his battle with Morgana was the "true" Battle of Killahead. However, none of the trolls would ever recall seeing him nor Morgana during the battle.
- This is the first time we see Kanjigar the Courageous outside his Trollhunter Armor.
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