Mescal said he had to lose weight to film another movie, "The History of Sound," after "Gladiator 2."

Despite his relatively short career, Paul Mescal has already received a number of accolades. Over the last few years Paul Mescal has went from a relatively unknown theatre actor to the star of a major blockbuster film.

He starred in "Normal People" and "Aftersun," and now he will appear in the second instalment of "Gladiator." To become a worthy successor to Russell Crowe, Mescal had to gain a lot of muscle mass, and he's eager to talk about it.