Um...if this were remade?
who would you see cast?
Personally I think Bill Fagerbakke should play Harold again.
In the meantime:
Bradley Perry (Good Luck Charlie) - Marshall Keppler
Zachary Gordon (Diary of a Wimpy Kid) - Gilbert Anderson
Ryan Newman (Zeke & Luther) - Amy Bronson
Bill Chott (Wizards of Waverly Place) - Bruce
Idina Menzel (Enchanted) - Marshall's Mom
Jennifer Taylor (Two and a Half Men) - Amy's Mom
Connie Britton (A Nightmare on Elm Street) - Gilbert's Mom "Esmeralda" (voice)
Zeljko Ivanek (Damages, Heroes) - Mr. Kubat
Dylan Walsh (Nip/Tuck, The Stepfather) - Ted Salisbury