James B. Sikking, ‘Hill Street Blues’ Star, Dies at 90

James B. Sikking, known for his roles as Lt. Howard Hunter on “Hill Street Blues” and the doctor dad on “Doogie Howser, M.D.,” has died at age 90.

The actor died Saturday at his Los Angeles home because of complications related to dementia, his publicist, Cynthia Snyder, confirmed to The Hollywood Reporter.

Although best known for his television roles, Sikking also appeared in several hit films, including “Point Blank” (1967), “Star Trek III: The Search for Spock” (1984), and “The Pelican Brief” (1993).