`` Little House on the Prairie '' actor dies of cancer at 69 . The Associated Press reports that he died in his sleep Saturday night after a long battle with cancer. Olsen starred in `` Father Murphy '' on TV and was spokesman for FTD .
`` Little House on the Prairie '' actor dies of cancer at 69 . Defensive lineman was inducted into Pro Football Hall of Fame in 1982 . Olsen starred in `` Father Murphy '' on TV and was spokesman for FTD .