KJ Apa chats with ET's Melicia Johnson at the 'Riverdale' cast and creatives celebration during PaleyFest LA. The 24-year-old actor talks about his character, Archie, and his newfound superpowers. He also opens up about the cast preparing to film their seventh season in Vancouver. Plus, the proud dad gushes about how much he loves his son, Sasha, whom he welcomed with his partner, Clara Berry, in September. Source