Streaming Now
2008ActionComedyFamily1h 1m
Underfist: Halloween Bash
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.
Watch Trailer
7.4
Score
Top Billed Cast
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)
Photos
Videos
Reviews (0)
No reviews yet.
Recommendations
Phineas and Ferb: Mission Marvel
2013
6.6
Hulk: Where Monsters Dwell
2016
6.7
Robot Chicken: Star Wars Episode III
2010
7.5
The Grim Adventures of the Kids Next Door
2007
7.2
Double, Double, Toil and Trouble
1993
6.4
Wendell & Wild
2022
6.6
Codename: Kids Next Door: Operation Z.E.R.O.
2006
8.0
Phineas and Ferb: Star Wars
2014
7.2
Girl vs. Monster
2012
6.3
Marvel Rising: Secret Warriors
2018
6.4
Jimmy Timmy Power Hour 2: When Nerds Collide
2006
6.6
Batman: The Long Halloween, Part One
2021
7.5
Batman: The Long Halloween, Part Two
2021
7.4
Billy & Mandy's Big Boogey Adventure
2007
7.5
SpongeBob Squarepants: Kreepaway Kamp
2024
7.1
Scooby-Doo! and the Goblin King
2008
7.6
Slumberland
2022
7.3
Night of the Zoopocalypse
2025
6.6
The Venture Bros.: Radiant Is the Blood of the Baboon Heart
2023
7.3
The Canterville Ghost
2023
6.7
Information
StatusReleased
Original Languageen
Keywords
halloweengrim reaperspin off
Production
