Keith Carradine

The provided news articles are about the death of actor Robert Carradine, who passed away at the age of 71. He was known for his roles in the movie 'Revenge of the Nerds' and the TV show 'Lizzie McGuire'. The articles state that Robert Carradine died by suicide after living with bipolar disorder for nearly two decades. His family released a statement expressing their sadness and hoping to raise awareness about mental health. The articles do not mention Keith Carradine. Therefore, I cannot provide a summary about Keith Carradine based on these articles.