Paul Mescal was offered a role in ‘Gladiator II’ after meeting its director Ridley Scott for only half-an-hour. The ‘Normal People’ actor, 28, had already made ‘Blade Runner’ filmmaker Ridley, 86, a fan thanks to his role in the raunchy BBC drama, and said their first meeting went smoothly as they ended up talking about his past playing Gaelic football. Paul told Vanity Fair: “We spoke for about 20 to 30 minutes. I wanted to get a flavour from him about what the story was going to be about, so we spent about 15 minutes talking about that, and then we spent another 10 minutes talking about the …