After exiting the stage in some productions of his one-man show, Geezer, Geoff Hoyle stations himself in the lobby. People shake his hand and thank him for bringing humor to aging, and when he listens to their confessions, he starts to feel like a parish priest. “I feel like I should bless them when they leave,” he said. The 69-year-old actor and part-time Inverness resident played the first Zazu in the Lion King on Broadway…