To be perfectly honest, said 'conversation' would probably entail Harry beating up the casting director until he saw the error of his ways.

He perks up at the kiss. He's been debilitatingly depressed as of late and while he's on the up, having Neil here is exactly what he needs. "Oh, but the villian's the best part," he assures with a smile. And then, more seriously. "I'd love to come see you, kid. I'm glad to see you-" He doesn't add 'alive'. "I've missed you. Quite a lot, actually."