Another actor has been announced as a potential addition to Tim Burton's live-action adaptation of Disney's 1941 animated classic "Dumbo." Insiders say Tom Hanks has been offered a role as the villainous Ringmaster. However, he may choose to instead star in a World War II drama, titled "The Grey Hound." Will Smith was previously announced as in talks for the role of the father of the children who develop a friendship with the elephant.