User Rating
Intensity
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.
Where to Watch
Details
- Director
- Shaun Cashman
- Written by
- Maxwell Atoms
- Editor
- Illya Owens
- Origin country
- United States
- Runtime
- 1h 1m
- Language
- en
- Also known as
- Billy & Mandy: Underfist
- TMDB
- 7.4/10 (18 votes)
- IMDb
- 6.9/10 (227 votes)
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)
Dave Wittenberg
Bun-Bun / Trick-or-Treater Eater #1 / Jimbo (voice)
Dan Gilvezan
Confic / Humicun (voice)
Greg Ellis
Perkins / Peanutbutter Wheel / Tiny Skull (voice)
Jess Harnell
Singer (voice)
Martin Jarvis
Nergal / Police Officer / Tarvis (voice)
Crew
Keywords
Links
The Grim Adventures of Billy & Mandy Collection
Related Films
Billy and Mandy Save Christmas
Billy & Mandy's Jacked-Up Halloween
The Grim Adventures of Billy & Mandy: Meet the Reaper
The Grim Adventures of the Kids Next Door
Happy Halloween, Scooby-Doo!
Scooby-Doo! and the Goblin King
Scooby-Doo! and the Spooky Scarecrow
Dead Space: Downfall