James B. Sikking, 'Hill Street Blues' and 'Doogie Howser, M.D.' Actor, Dead at 90

James B. Sikking, known for his roles in beloved TV series such as Hill Street Blues and Doogie Howser, M.D. , has died. He was 90.

Sikking passed away on Saturday at his Los Angeles home after a battle with dementia. According to his publicist, Cynthia Snyder, the actor was surrounded by family during his final moments.

"In a remarkable career, Sikking’s wonderfully exciting face gave us drama, comedy, tragedy and hilarious farse. His career spanned over six decades in television, film and on stage," said Snyder in a statement to ET, adding, "His talent, integrity and imagination intrigued and delighted audiences."

Sikking, born in Los Angeles in 1934, began his acting career in the late 1950s and make his way onto TV shows in the 1980s. He gained widespread acclaim for his portrayal of Lt. Howard Hunter in the groundbreaking police drama Hill Street Blues . The show, known for its realistic depiction of policing and complex characters, became a staple of 1980s television and a benchmark for future TV dramas.

In addition to Hill Street Blues , Sikking endeared himself to a younger generation of viewers with his role as Dr. David Howser, the father of the titular character in Doogie Howser, M.D ., played by Neil Patrick Harris. The medical drama-comedy, which followed a teenage prodigy doctor, showcased Sikking's versatility as an actor.

Throughout his career, Sikking appeared in numerous other TV shows and films, including The Outer Limits, The Rockford Files, "Star Trek III: The Search for Spock and The Pelican Brief.

Sikking is survived by wife Florine, son Andrew, daughter Dr. Emily Sikking and his four grandchildren.

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