| Episode credited cast: |
 | Johnny Yong Bosch | - | Guren Nash / Bravenwolf (voice) |
| Rest of cast listed alphabetically: |
 | Brian Beacock | - | Mr. White (voice) |
 | Steve Blum | - | Mr. Nash / Boreas / Granox (voice) |
 | Ben Diskin | - | Toxsa Dalton / Valorn (voice) |
 | Crispin Freeman | - | Vilius / Slyger / Computer Voice (voice) |
 | Nika Futterman | - | Beni / Venetta (voice) |
 | Todd Haberkorn | - | Ceylan Jones / Tributon (voice) |
 | Kyle Hebert | - | Beag (voice) |
 | Kate Higgins | - | Wakamei Dalton (voice) |
 | Yuri Lowenthal | - | Gen Kurai / Dromus (voice) |
 | Matthew Mercer | - | Guardian Zephyrus |
 | Colleen O'Shaughnessey | - | Teacher (voice) (as Colleen O'Shaughnessy) |
 | Bryce Papenbrook | - | Chooki Mason / Lydendor (voice) |
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