Popsugar Entertainment Cats Musical Cats Movie Cast The Movie Adaptation of Cats Has the Purr-fect Cast: Taylor Swift, Jennifer Hudson, and More 20 July 2018 by Mekishana Pierre View On One Page Photo 4 of 4 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Ian McKellen McKellen's been cast in an unknown role, but we have no doubt he'll be spectacular in any part. Previous Next Start Slideshow Cats MusicalMusicalEntertainment NewsMoviesIan McKellenTaylor SwiftJennifer HudsonJames Corden