Underfist: Halloween Bash (2008)
Action
Comedy
Family
Fantasy
Animation
TV Movie
Adventure
Horror
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.
Cast
Grey DeLisle
Mandy / Aunt Sis / K...
Greg Eagles
Grim / Sperg / Giant...
Richard Steven Horvitz
Billy / Harold / Pum...
Vanessa Marshall
Irwin / Hoss's Mom (...
Diedrich Bader
Hoss Delgado (voice)
Armin Shimerman
General Skarr / Cand...
C.H. Greenblatt
Fred Fredburger (voi...
Maxwell Atoms
Jeff the Spider (voi...
Phil LaMarr
Dracula / Grandmama...
Rachael MacFarlane
Mindy (voice)
Dave Wittenberg
Bun-Bun / Trick-or-T...
Dan Gilvezan
Confic / Humicun (vo...
Greg Ellis
Perkins / Peanutbutt...
Jess Harnell
Singer (voice)
Martin Jarvis
Nergal / Police Offi...