James MacArthur

James Gordon MacArthur (December 8, 1937 – October 28, 2010) was an American actor with a long career in both movies and television. MacArthur's early work was predominantly in supporting roles in films. Later, he had a starring role as Danny "Danno" Williams, the reliable second-in-command of the fictional Hawaii State Police in the long-running television series Hawaii Five-O.