Donald Hood "Don" Keefer (August 18, 1916 – September 7, 2014) was an American actor known for the versatility of his roles. He was born in Highspire in Dauphin County near Harrisburg, Pennsylvania. A founding member of The Actors Studio, Keefer's film debut was as Bernard in the 1951 film, Death of a Salesman, based on the Arthur Miller play.