| Person | Type | Job | Role(s) |
|---|---|---|---|
 Brendon Small | Crew | Writing | Writer, Executive Producer, Creator |
 Janine Ditullio | Crew | Writing | Writer |
 Mark Brooks | Crew | Directing | Director, Writer |
 Tommy Blacha | Crew | Creator | Creator |
Shannon Prynoski | Crew | Production | Producer |
Brendon Small | Cast | Actor | Nathan Explosion / Skwisgaar Skwigelf / Pickles / William Murderface / Young Toki Wartooth / Charles Offdensen / Ishnifus Meaddle / Edgar Jomfru / Eric Jomfru / Magnus Hammersmith / Dr. Rockzo (voice) |
 Jack Black | Cast | Actor | Dethklok's Original Manager / Fat Fan (voice) |
 Malcolm McDowell | Cast | Actor | Vater Orlagg (voice) |
 Mark Hamill | Cast | Actor | Mr. Salacia / Senator Stampingston (voice) |
 Victor Brandt | Cast | Actor | General Crozier (voice) |
 George Fisher | Cast | Actor | Metal Masked Assassin (voice) |
 Mike Keneally | Cast | Toki Wartooth (voice) | |
Ulrich Wild | Cast | Bald Fan (voice) (uncredited) | |
Raya Yarbrough | Cast | Abigail Remeltindrinc / Old Groupie (voice) | |
| Person | Type | Job | Role(s) |
