Biography: From Wikipedia, the free encyclopedia Marguerite Roberts (21 September 1905 –17 February 1989) was an American screenwriter, one of the highest paid in the 1930s. After she and her husband John Sanford refused to testify in 1951 before the House Un-American Activities Committee, she was blacklisted for nine years and unable to get work in Hollywood. She was hired again in 1962 by Columbia Pictures. Description above from the Wikipedia article Marguerite Roberts, licensed under CC-BY-SA, full list of contributors on Wikipedia.