Ewan McGregor character Rodney Copperbottom (voice)
Robin Williams character Fender (voice)
Halle Berry character Cappy (voice)
Mel Brooks character Bigweld (voice)
Paula Abdul character Watch (voice)
Amanda Bynes character Piper (voice)
Drew Carey character Crank (voice)
Jennifer Coolidge character Aunt Fanny (voice)
Lucille Bliss character Pigeon Lady (voice)
Terry Bradshaw character Broken Arm Bot (voice)
Jim Broadbent character Madame Gasket (voice)
Paul Giamatti character Tim the Gate Guard (voice)
Marshall Efron character Lamppost / Toilet Bot / Bass Drum / Microphone
Will Denton character Young Rodney (voice)
Greg Kinnear character Ratchet (voice)
James Earl Jones character Voice Box at Hardware Store (voice)
Stanley Tucci character Herb Copperbottom (voice)
Al Roker character Mailbox (voice)
Jay Leno character Fire Hydrant (voice)
Dianne Wiest character Mrs. Copperbottom (voice)
Jennifer Perito character Additional Voices (voice)
Natasha Lyonne character Loretta Geargrinder (voice)
Damien Fahey character Stage Announcer (voice)
Cooper Cowgill character Additional Voices (voice)
