Underfist: Halloween Bash (2008)
1h 1m | PG-13
Irwin, Hoss Delgado, Jeff the Spider, Fred Fredburger, and General Skarr from the "Grim Adventures of Billy and Mandy" team up to fight an evil candy army from the Underworld on Halloween.
Director: Shaun Cashman
Studio: Cartoon Network Studios
Genre: Action, Comedy, Family, Fantasy, Animation, TV Movie, Adventure, Horror
Video: 720p
Cast
Grey DeLisle
as Mandy / Aunt Sis / Kid / Ike (voice)
Greg Eagles
as Grim / Sperg / Giant Candy Bar (voice)
Richard Steven Horvitz
as Billy / Harold / Pumpkin / Trick-or-Treater Eater (voice)
Vanessa Marshall
as Irwin / Hoss's Mom (voice)
Diedrich Bader
as Hoss Delgado (voice)
Armin Shimerman
as General Skarr / Candy Skeleton / Rat / Creepy Gnome (voice)