Paul Mescal chats with ET’s Cassie DiLaura at the Los Angeles premiere of ‘Gladiator II,’ in theaters on Nov. 22. The actor reacts to the film going head-to-head with ‘Wicked’ over the weekend, sharing which movie he thinks fans should watch first. Plus, he shares his thoughts on the idea of playing Paul McCartney in a Beatles biopic that’s currently in the works after his name has been thrown in the mix.