Taylor Swift Joins Cast of 'Cats' Andrew Lloyd Webber's br popular musical 'Cats' br is being made into a film. The screenplay is br written by Lee Hall and will be br directed by br Tom Hooper. The newest stars to br join the cast are Taylor Swift, Jennifer Hudson, James Corden and Ian McKellen. None of the stars' roles have been br confirmed but Hudson, who br Variety reports will play Grizabella. 'Cats' is one of the most br successful musicals of all time.