Tom McGrath

Dr. Tiffany Hamilton (voice)

Amy Sedaris

Tina Templeton (voice)

Jeff Goldblum

Dr. Armstrong (voice)

David P. Smith

Movie Patron (voice)

Walt Dohrn

Baby Bouncer (voice)

David Soren

Jimbo (voice)

Alec Baldwin

Theodore Templeton (voice)

James Ryan

Story Bear (Connie) (voice)

April Lawrence

Acorn Center Computer (voice)

Ariana Greenblatt

Tabitha Templeton (voice)

Eva Longoria

Carol Templeton (voice)

James Marsden

Tim Templeton (voice)

Dave Needham

Glue Baby (voice)

Jimmy Kimmel

Ted Templeton (voice)

Lisa Kudrow

Janice Templeton (voice)

James McGrath

Wizzie (voice)

Michael McCullers

Writer

Raphael Alejandro

Nathan / Lead Baby Ninja (voice)

Serenity Reign Brown

Meghan (voice)

Nicholas Gist

The Triplets (voice)

Nova Reed

Little Bo Peep Baby (voice)

Molly K. Gray

Creepy Girl (voice)

Ashlyn Lundahl

'No' Girl (voice)

Reyn Doi

Box Kid (voice)

Collin Erker

Time Out Kid (voice)