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
Starring
Grey DeLisle
Mandy / Aunt Sis / Kid / Ike (voice)
Greg Eagles
Grim / Sperg / Giant Candy Bar (voice)
Richard Steven Horvitz
Billy / Harold / Pumpkin / Trick-or-Treater Eater (voice)
Vanessa Marshall
Irwin / Hoss's Mom (voice)
Diedrich Bader
Hoss Delgado (voice)
Armin Shimerman
General Skarr / Candy Skeleton / Rat / Creepy Gnome (voice)
C.H. Greenblatt
Fred Fredburger (voice)
Maxwell Atoms
Jeff the Spider (voice)
Phil LaMarr
Dracula / Grandmama / Bougersnatch (voice)
Rachael MacFarlane
Mindy (voice)
Dave Wittenberg
Bun-Bun / Trick-or-Treater Eater #1 / Jimbo (voice)
Dan Gilvezan
Confic / Humicun (voice)
The Grim Adventures of Billy and Mandy Collection: which order to watch
- 1
7.5Billy & Mandy's Big Boogey Adventure
2007
- 2
8.3Billy & Mandy: Wrath of the Spider Queen
2007
- 3
7.4Underfist: Halloween Bash
2008This film
Frequently asked questions
- Where can I watch Underfist: Halloween Bash?
- Underfist: Halloween Bash is not currently listed on a streaming service in the US. Use the country picker on the page to check other markets.
- How long is Underfist: Halloween Bash?
- Underfist: Halloween Bash runs 61 minutes (1h 1m).
- Who stars in Underfist: Halloween Bash?
- Underfist: Halloween Bash stars Grey DeLisle, Greg Eagles, Richard Steven Horvitz, Vanessa Marshall, Diedrich Bader.
