Sam Nelson was a director and assistant director who worked from the end of the silent era right up through the early 1960s. While most of his film work was in the assistant director role, he did direct over 20 films during the 1930s and 1940s, all of which were westerns. As an assistant director he worked on such notable films as Pennies from Heaven, And Then There Were None, All the King's Men, the original 3:10 to Yuma, Some Like It Hot, A Raisin in the Sun, and Spartacus. In addition he appeared in over a dozen films in small roles.