When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success!
Release: 2019
Rating: 6.6
Genre: Comedy, Animation, Family
Duration: 46 min
Country: United States of America
Production: Scholastic Productions, Titmouse, DreamWorks Animation Television
Nat Faxon
as Captain Underpants / Mr. Krupp (voice)
Jay Gragnani
as Harold (voice)
Ramone Hamilton
as George (voice)
Sean Astin
as Narrator / Mr Gigglenose (voice)
Dayci Brookshire
as Jessica / Dressy (voice)
Clancy Brown
as Mr. Ree (voice)