American actor Milton Sills began his vocation on-stage while attending the University of Chicago. Following his graduation, Sills worked in several stock companies until 1908, when he made his New York debut. He began working in films in 1914. Sills became a popular hero noted for his versatility. Even after the advent of sound, he remained popular. But soon after completing The Sea Wolf (1930), Sills died of a heart attack; he was only 48.