Grim / Sperg (voice)
Billy / Billy's Dad (voice)
Mandy (voice)
Irwin (voice)
Velma Green the Spider Queen (voice)
Jeff the Spider (voice)
Chocolate Cow (voice)
Gladysaur (voice)
Principal Goodvibes (voice)
Pud'n (voice)
Lord Pain (voice)
Mr. Spleen (voice)
Supervising Producer
Supervising Producer
Casting
Executive Producer
Executive Producer
Producer
Art Direction
Creator
Director
Director
Director
Writer
