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Similar to The Spooky Tale of Captain Underpants: Hack-a-ween
When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success!
Captain Underpants / Mr. Krupp (voice)
Harold (voice)
George (voice)
Narrator / Mr Gigglenose (voice)
Jessica / Dressy (voice)
Mr. Ree (voice)
Melvin / Stanley Peet / Melvin's Dad (voice)
Comic Narrator (voice)
Steve "Gooch" Yamaguchi (voice)
Mr. Meaner (voice)
Erica / George's Mom (voice)
Miss Anthrope / Harold's Mom (voice)
Bo Hweemuth (voice)
Diddlysaurus / George's Dad (voice)
Melvin's Mom (voice)
Creepy Rattlechains (voice)
Mayor Hoppy McChapper (voice)
October 8, 2019
Captain Underpants / Mr. Krupp (voice)
Harold (voice)
George (voice)
Narrator / Mr Gigglenose (voice)
Jessica / Dressy (voice)
Mr. Ree (voice)
Melvin / Stanley Peet / Melvin's Dad (voice)
Comic Narrator (voice)
Steve "Gooch" Yamaguchi (voice)
Mr. Meaner (voice)
Erica / George's Mom (voice)
Miss Anthrope / Harold's Mom (voice)
Bo Hweemuth (voice)
Diddlysaurus / George's Dad (voice)
Melvin's Mom (voice)
Creepy Rattlechains (voice)
Mayor Hoppy McChapper (voice)
