William Mims, who portrays General Ulysses S. Grant, was 40-years-old when this episode aired. The real life General Grant, born in 1822, was 39-44 years old during the Civil War.
This episode references General Ulysses S. Grant. He was a general in the Union army during the American Civil War, later receiving the surrender of Confederate General Robert E. Lee at Appomattox, Virginia, which ended the war. Ulysses S. Grant later was elected president of the United States, serving two terms from 1869-1877.