Jennifer Hudson, Taylor Swift, James Corden and Ian McKellen have been cast in Working Title’s upcoming movie version of Andrew Lloyd Webber’s smash musical “Cats.” Tom Hooper, the Oscar-winning director of “The King’s Speech,” will direct “Cats,” which is set to begin shooting in Britain in November. The screenplay by Lee Hall (“Billy Elliot”) is based on Lloyd Webber’s musical, which was itself adapted from a book of children’s poems by T.S. Eliot. Hudson, who won an Oscar in 2007 for her breakout role in “Dreamgirls,” will play Grizabella, the former “glamour cat” who falls on hard times and gets...