Michael Emerson is an American actor best known for his roles in television series. He gained widespread recognition for portraying Ben Linus on the popular show Lost, where his complex character captivated audiences. Emerson's performance earned him critical acclaim and several awards, including a Primetime Emmy Award. In addition to his work on Lost, Emerson starred in the series Person of Interest as Harold Finch, a reclusive billionaire who develops a machine to predict crimes. His ability to bring depth to his characters has made him a respected figure in the entertainment industry, showcasing his talent across various genres.