Appearing in "The Fateful Decision!"
- Grand Vizier
- Harry Cleese (Hercules) (First appearance as Harry Cleese)
- High Evolutionary
- Count Tagar
- Kevin Masterson
- Susan Austin
- Unnamed Barber (First appearance)
- Atomic Steed
- Mongoose's ship
Synopsis for "The Fateful Decision!"
Hercules, High Evolutionary, Eric, and Thor have returned to Wundagore. High Evolutionary tells them they should leave because they are returning to study the Black Galaxy. Mongoose attacks and during the battle, Eric lifts Mjolnir, but receives a fatal blast before he can strike. Hercules manages to drive Mongoose off and Thor pleads to Odin to spare Eric. Odin then merges the two, while each retains their unique personalities.
Appearing in "There Dwells a Monster"
Synopsis for "There Dwells a Monster"
Thor goes to the Land of the Trolls, to stop their raids on the countryside at the source. The Rock Trolls capture thor and present them to their leader, Grundor the Greater. Thor breaks free and uses Mjolnir to defeat the trolls' Dragon Cannon. Thor dangles Grundor of the Chasm of Eternal Sorrows, but Grundor tells him they had no choice because a demon forced his people to turn toward the surface for food. The demon shows up, calling himself Uroc, and boasts that his uru body will render Thor's hammer useless.