Best friends George and Harold — along with their classmates and tyrannical principal — are recruited for a mysterious mission in outer space.
Nat Faxon
Captain Underpants / Mr. Krupp (voice)
Jay Gragnani
Harold (voice)
Ramone Hamilton
George (voice)
Sean Astin
Narrator (voice)
Peter Hastings
Comic Narrator (voice)
Chuggington
The Busy World of Richard Scarry
Eek! The Cat
All Grown Up!
Fancy Nancy
Fish Hooks
Yo Gabba Gabba!
Snorks
Clifford the Big Red Dog
The Weekenders
