Fans of Smallville are in for a blast as two of its biggest stars are about to stage a CBS reunion! Per US Weekly, the March 22nd episode of CBS' Tracker, starring Justin Hartley, will guest star Erica Durance. Hartley had played Oliver Queen, aka the Green Arrow, on Smallville, with the classic motif of millionaire Oliver posing as the costumed archer. Photo:For those who haven’t seen it, Tracker premiered on CBS in 2023 and quickly became a major hit. Besides Tracker, Hartley became more famous for his lead role in the NBC hit drama This Is Us.