Breaking News July 15, 2024July 15, 2024admin James Sikking, star of ‘Hill Street Blues’ and ‘Doogie Howser, MD,’ dies at 90 This post was originally published on this site James Sikking of “Hill Street Blues” has died at 90. His publicist Cynthia Snyder said in a statement Sunday evening that Sikking died of complications from dementia.