← Back to details

Casting

Director

David Soren

Producer

Mark Swift, Chris Finnegan, Mireille Soria

Executive Producer

Rob Letterman, Dav Pilkey

Screenplay

Nicholas Stoller

Novel

Dav Pilkey

Original Music Composer

Theodore Shapiro

Editor

Matthew Landon

Casting

Jeanne McCarthy, Christi Soper Hilt, Nicole Abellera Hallman, Leslee Feldman

Production Design

Nate Wragg

Sound Designer

Michael Babcock

Visual Effects Supervisor

David Dulac

Kevin Hart
Kevin HartGeorge (voice)
Thomas Middleditch
Thomas MiddleditchHarold (voice)
Ed Helms
Ed HelmsCaptain Underpants / Mr. Krupp (voice)
Nick Kroll
Nick KrollProfessor Poopypants (voice)
Jordan Peele
Jordan PeeleMelvin (voice)
Kristen Schaal
Kristen SchaalEdith (voice)
DeeDee Rescher
DeeDee RescherMs. Ribble (voice)
Brian Posehn
Brian PosehnMr. Rected (voice)
David Soren
David SorenTommy (voice)
Mel Rodriguez
Mel RodriguezMr. Fyde (voice)
?
Susan FitzkerMs. Dayken (voice)
Lynnanne Zager
Lynnanne ZagerGeorge's Mom (voice)
Tiffany Lauren Bennicke
Tiffany Lauren BennickeSad Girl (voice)
James Ryan
James RyanMime (voice)
Leslie David Baker
Leslie David BakerOfficer McPiggly (voice)
Sugar Lyn Beard
Sugar Lyn BeardGoodie Two-Shoes Girl (voice)
Lesley Nicol
Lesley NicolNobel Moderator (voice)
Chris Miller
Chris MillerNobel Audience Member (voice)
?
Coco SorenBalloon Girl (voice)