Robin Williams

Fender (voice)

Stanley Tucci

Herb Copperbottom (voice)

Mel Brooks

Bigweld (voice)

Chris Wedge

Wonderbot / Phone Booth (voice)

Paul Giamatti

Tim the Gate Guard (voice)

Chris Meledandri

Executive Producer

Jay Leno

Fire Hydrant (voice)

Marshall Efron

Lamppost / Toilet Bot / Bass Drum / Microphone

Harland Williams

Lug (voice)

Al Roker

Mailbox (voice)

Jennifer Coolidge

Aunt Fanny (voice)

Lucille Bliss

Pigeon Lady (voice)

Ewan McGregor

Rodney Copperbottom (voice)

Halle Berry

Cappy (voice)

Greg Kinnear

Ratchet (voice)

Drew Carey

Crank (voice)

Amanda Bynes

Piper (voice)

Jim Broadbent

Madame Gasket (voice)

Dianne Wiest

Mrs. Copperbottom (voice)

Natasha Lyonne

Loretta Geargrinder (voice)

Dan Hedaya

Mr. Gunk (voice)

Terry Bradshaw

Broken Arm Bot (voice)

Lowell Ganz

Mr. Gasket (voice)

Paula Abdul

Watch (voice)

Jackie Hoffman

Water Cooler (voice)