Ajouter une intrigue dans votre langueWhen Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success.When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success.When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success.
Nat Faxon
- Captain Underpants
- (voice)
- …
Jay Gragnani
- Harold
- (voice)
Ramone Hamilton
- George
- (voice)
Sean Astin
- Narrator
- (voice)
- …
Dayci Brookshire
- Jessica
- (voice)
- …
Clancy Brown
- Mr. Ree
- (voice)
Jorge Diaz
- Melvin
- (voice)
- …
Peter Hastings
- Comic Narrator
- (voice)
David Koechner
- Mr. Meaner
- (voice)
Erica Luttrell
- Erica
- (voice)
- …
Patty Mattson
- Miss Anthrope
- (voice)
- …
Brennan Murray
- Bo Hweemuth
- (voice)
Mindy Sterling
- Melvin's Mom
- (voice)
