In a surprising turn of events, Jim Parsons will be making his first onscreen appearance in the finale of Young Sheldon. The 51-year-old actor, known for originating the role of Sheldon Cooper in The Big Bang Theory, has been narrating the spinoff series for all seven seasons. Alongside one other costar, Jim will be making an onscreen cameo in the series finale, set to air in May. In a recent interview, Jim expressed his thoughts on this exciting opportunity. Learn more about Jim Parsons' cameo on Young Sheldon.