Home People Clarence Derwent Clarence Derwent movies Clarence Derwent movies Clarence Derwent Movies (7) Uncle Vanya (1957) As Serebriakoff. He was 73 years old Williamsburg: The Story of a Patriot (1957) As Lord Botetourt. He was 73 years old British Intelligence (1940) As Milkman. He was 55 years old We Are Not Alone (1939) As Stage Manager. He was 55 years old Stanley and Livingstone (1939) As Sir Francis Vane. He was 55 years old The Story of Vernon and Irene Castle (1939) As Papa Louis. He was 55 years old The Night Angel (1931) As Rosenbach. He was 47 years old