Overview
Synopsis
Best friends George and Harold — along with their classmates and tyrannical principal — are recruited for a mysterious mission in outer space.
Genres
AnimationKids
Episodes
Daftar episode
Episode
6 episodes
Cast
Cast
Nat Faxon
Captain Underpants / Mr. Krupp (voice)
Jay Gragnani
Harold (voice)
Ramone Hamilton
George (voice)
Sean Astin
Narrator (voice)
Peter Hastings
Comic Narrator (voice)
