Lisa Kudrow Janice Templeton (voice)
James Marsden Tim Templeton (voice)
Jeff Goldblum Dr. Armstrong (voice)
Ariana Greenblatt Tabitha Templeton (voice)
Alec Baldwin Theodore Templeton (voice)
Hans Zimmer Original Music Composer
Amy Sedaris Tina Templeton (voice)
Eva Longoria Carol Templeton (voice)
James Ryan Story Bear (Connie) (voice)
Walt Dohrn Baby Bouncer (voice)
Reyn Doi Box Kid (voice)
David Soren Jimbo (voice)
Jimmy Kimmel Ted Templeton (voice)
Steve Mazzaro Original Music Composer
Raphael Alejandro Nathan / Lead Baby Ninja (voice)
Tom McGrath Director, Story, Dr. Tiffany Hamilton (voice)
David P. Smith Movie Patron (voice)
Christi Soper Hilt Casting
Michael McCullers Writer, Story, Characters
Paul N.J. Ottosson Supervising Sound Editor, Sound Designer
Matt Yocum Sound Effects Editor
Mark A. Hester Editor
Pedro Eustache Musician
Lisa Curtis Saunders Pipeline Technical Director
Beau Borders Sound Re-Recording Mixer
Michael J. Broomberg Foley Artist
Miles Bakshi Young Tim Voice-Over (voice)
James Morioka Dialogue Editor
Christian Schaanning Sound Effects Editor
Jeff Hermann Producer
Marla Frazee Producer, Novel
James McGrath Wizzie (voice)
Mary Blee Editor
Raymond Zibach Production Design
Andrew Harkins Animation
Nelson Yokota Storyboard Artist
Luke Schwarzweller Sound Mix Technician
Nova Reed Little Bo Peep Baby (voice)
Christopher Gonzalez Animation
Dave Needham Glue Baby (voice)
Serenity Reign Brown Meghan (voice)
Andy Schuhler Art Direction
April Lawrence Acorn Center Computer (voice)
Stephen Wood Special Effects
Collin Erker Time Out Kid (voice)
John Swanson Associate Producer
Marjorie Cohn Pageant Mom 2 (voice)
Nicholas Gist The Triplets (voice)
Ashlyn Lundahl 'No' Girl (voice)
Jon Eric Schmidt Associate Producer
Angelo Raguso Sound Mixer
Carl Roberts Foley Recordist
Molly K. Gray Creepy Girl (voice)
Christopher Brock Art Direction
Connor Albrecht Dreidel Kid (voice)
Kristin Lowe Pageant Mom 1 (voice)