Where to watch Underfist: Halloween Bash (2008) in the UK
Underfist: Halloween Bash (2008) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 3 May 2026 by ScreenSearch.
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 the trailer
Underfist: Halloween Bash promo (2008)
Streaming options in the United Kingdom
Updated daily from The Movie Database. Outbound links open the provider directly.
This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.
Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
Cast & crew
Top-billed cast in Underfist: Halloween Bash.
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Grey DeLisleMandy / Aunt Sis / Kid / Ike (voice) -
Greg EaglesGrim / Sperg / Giant Candy Bar (voice) -
Richard Steven HorvitzBilly / Harold / Pumpkin / Trick-or-Treater Eater (voice) -
Vanessa MarshallIrwin / Hoss's Mom (voice) -
Diedrich BaderHoss Delgado (voice) -
Armin ShimermanGeneral Skarr / Candy Skeleton / Rat / Creepy Gnome (voice) -
C.H. GreenblattFred Fredburger (voice) -
Maxwell AtomsJeff the Spider (voice)
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Underfist: Halloween Bash — frequently asked questions
Where can I watch Underfist: Halloween Bash in the UK?
Underfist: Halloween Bash (2008) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.
Is Underfist: Halloween Bash on Netflix, Disney+ or Amazon Prime Video in the UK?
Underfist: Halloween Bash is not currently included with any major UK subscription service. It may still be available to rent or buy.
How accurate is this film's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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