Fan Casting Mr. Peabody & Sherman (2004)

Mr. Peabody (Jim Carrey), the most accomplished canine in the world, and his boy, Sherman (Alexander Gould), use a time machine called the Wabac to embark on outrageous adventures. However, when Sherman takes the Wabac without permission to impress his friend Penny (Amanda Bynes), he accidentally rips a hole in the universe and causes havoc with world history. It's up to Mr. Peabody to mount a rescue and prevent the past, present and future from being permanently altered.