Watch full movie online Gomovies. Polio at age 39, president at age 50. Explore the public and private life of a determined man who steered this country through two monumental crises: the Depression and World War II. FDR served as president longer than any other, and his legacy still shapes our understanding of the role of government and the presidency. A film by award winning filmmaker David Grubin. This is the second of four parts.