Charlize Theron
'Our Friends' Narrator
Freddie Highmore
Astro / Toby
Ryan Stiles
Mr. Moustachio / Burning Robot
Donald Sutherland
President Stone
Bill Nighy
Dr. Elefun / Robotsky
David Alan Grier
Mr. Squirt / Math Cowboy / Boxer Robot
Alan Tudyk
Mr. Squeegee / Scrapheap Head / Stinger Two
Newell Alexander
General Heckler
Dee Bradley Baker
Trashcan
David Bowers
Mike the Fridge
Sofia Bowers
The Little Stinker
Nicole Fletcher
Oh No! Kid
Maryann Garger
Dr. Pigknuckle / Newscaster
Tiffany Hillkurtz
Bride to Be
Nicholas Guest
French Waiter Robot
Steve Alterman
Press Secretary
Rif Hutton
Metro City Sergeant
Madeleine Russell
Metro City Girl