Brian Sykes is the son of Bill Sykes, antagonist of Oliver & Company, and Nancy.
Brian is known on the Isle of the Lost for being rude, sneaky and arrogant like his father. He is also shown to have inherited his mother's sass.
Brian desires revenge on Oliver and Dodger most of all. He longs for praise from his father, and to be much better than him.
- His mother, Nancy, was originally supposed to appear in Oliver and Company, but had been cut from the film.