In the book, Azog was described an orcish leader that bought against Thorin s family in the past, and his son Bolg didnot appear until the Battle of Five Armies at the book s climax. Peter Jackson ...

Azog never appears in the Hobbit novel, but he is certainly a character that was created by Tolkien. In the original back-story for Thorin Oakenshield, it was his father who had fought with the Pale ...