Mark Hamill

Salacia / Senator Stampingston / Oscar Explosion / Fan (voice)

Laraine Newman

Rose Explosion / Newscaster (voice)

Juliet Mills

Whale (voice)

Malcolm McDowell

Vader Orlag (voice)

Jon Hamm

Emcee / Klokateer (voice)

Kirk Hammett

Fan (voice)

Amy Lee

Fan (voice)

Scott Ian

Elite Tribunal Soldier / Fan (voice)

Victor Brandt

General Crozier (voice)

King Diamond

Priest (voice)

Brendon Small

Edgar / Pickles / Nathan Explosion/ Skwisgaar / Charles / Knubbler (voice)

Director

Tommy Blacha

William Murderface / Toki Wartooth / Dr. Rockzo (voice)

Thundercat

Fan (voice)

Raya Yarbrough

Abigail Remeltindrine (voice)

Livia Zita

Tribunal Member (voice)