Best friends George and Harold — along with their classmates and tyrannical principal — are recruited for a mysterious mission in outer space.
Laraine Newman
Elbrib (voice)
Sean Astin
Narrator (voice)
David Koechner
Sqworg (voice)
Nolan North
Dr. Shifty Fitzgibbons / Jett Wingman (voice)
Nat Faxon
Captain Underpants / Mr. Krupp (voice)
Gary Anthony Williams
Dupe Licitous (voice)
Erica Luttrell
Arice (voice)
Secunda Wood
Moxie Swaggerman / Hailey Comett (voice)
Peter Hastings
Comic Narrator (voice)
Jorge Diaz
Livmen / Stewart / Statrew (voice)
Jay Gragnani
Harold (voice)
Ramone Hamilton
George (voice)
Erik Kling
Directing | Director
Kevin Peaty
Seung Woo Cha
Ashley Laidlaw
Production | Line Producer
Production | Executive Producer
Todd Grimes
Production | Supervising Producer
Daniel Dominguez
Writing | Writer
Dav Pilkey
Writing | Novel
John Matta
Mark Banker
Matt Smith
Andrew Bendik
Art | Storyboard Artist
Andrew Murray
Derek Moore
Grahaeme Cowie
Gustavo Corrales
Ian Young
Paul Cheolsoo Lee
Ryan Hansen
Fred Kron
Sound | Music
Jared Faber
Netflix
MUBI
Apple TV
Amazon Prime Video
AMC
Hulu
