Universal's new Doctor Dolittle film has cast Spider-Man and Harry Potter stars. The Hollywood Reporter reports Tom Holland (Spider-Man: Homecoming), Ralph Fiennes (Harry Potter), and Emma Thompson (Beauty and the Beast) will be voice-starring in The Voyage of Doctor Dolittle. Not much else about their roles is currently known. Antonio Banderas also joins the cast in a live-action role as Rassouli, with Michael Sheen in talks to play Mudfly. The cast is led by Iron Man's Robert Downey Jr., who stars as the physician who can speak to animals. Continue reading…