Guest Stars Robert Vaughn as Woodrow Wilson Harry Morgan as Harry S. Truman Celeste Holm as Florence Harding Andrew Duggan as Dwight D. Eisenhower George Kennedy as Warren G. Harding Julie Harris as Helen (Nellie) Taft Victor Buono as William Howard Taft Claire Bloom as Edith Bolling Galt Wilson John Anderson as Franklin D. Roosevelt Estelle Parsons as Bess Truman Kim Hunter as Ellen Axson Wilson Lee Grant as Grace Coolidge Ed Flanders as Calvin Coolidge Eileen Heckart as Eleanor Roosevelt Jan Sterling as Lou Hoover Larry Gates as Herbert Hoover Barbara Barrie as Mamie Eisenhower