Roboty

Al Roker

Mailbox (voice)

Alan Rosenberg

Jack Hammer (voice)

Amanda Bynes

Piper (voice)

Brian Scott McFadden

Trashcan Bot (voice)

Bruce Winant

Additional Voices / ADR Loop Group

Chingy

DJ Robot (uncredited)

Chris Moyles

Stage Announcer (voice)

Chris Wedge

Wonderbot / Phone Booth (voice)

Crawford Wilson

Young Rodney (voice)

Damien Fahey

Stage Announcer (voice)

Dan Hedaya

Mr. Gunk (voice)

Dann Fink

Additional Voices

Darin De Paul

Additional Voices

David Crommett

Additional Voices

Dianne Wiest

Mrs. Copperbottom (voice)

Drew Carey

Crank (voice)

Ewan McGregor

Rodney Copperbottom (voice)

Frank Welker

Sweeper (voice) (uncredited)

Greg Kinnear

Ratchet (voice)

Halle Berry

Cappy (voice)

Harland Williams

Lug (voice)

Jackie Hoffman

Water Cooler (voice)

James Brown

Diesel (archive footage) (uncredited)

James Earl Jones

Voice Box at Hardware Store (voice)

Jansen Panettiere

Younger Rodney (voice)

Jay Leno

Fire Hydrant (voice)

Jennifer Coolidge

Aunt Fanny (voice)

Jim Broadbent

Madame Gasket (voice)

Lara Cody

Additional Voices

Lowell Ganz

Mr. Gasket (voice)

Lucille Bliss

Pigeon Lady (voice)

Marshall Efron

Lamppost / Toilet Bot / Bass Drum / Microphone

Mel Brooks

Bigweld (voice)

Natasha Lyonne

Loretta Geargrinder (voice)

Paul Giamatti

Tim the Gate Guard (voice)

Paula Abdul

Watch (voice)

Randy Jackson

Watch #2 (voice) (uncredited)

Ray Iannicelli

Additional Voices

Robin Williams

Fender (voice)

Sondra James

Additional Voices

Stanley Tucci

Herb Copperbottom (voice)

Stephen Tobolowsky

Bigmouth Executive / Forge (voice)

Terry Bradshaw

Broken Arm Bot (voice)

Tim Nordquist

Tin Man (voice)

Vanessa Lemonides

Additional Voices

Will Denton

Young Rodney (voice)