Tim O'Connor, who was in two "Columbo's", first as attorney Michael Hatheway in "Double Shock" and then as murder victim Edward Lytton in "Old Fashioned Murder" died recently at age 90.

https://www.theunion.com/news/obituaries/obituary-of-timothy-j-oconnor/

O'Connor had a long career in TV, and his most famous role was that of Elliot Carson on "Peyton Place" and also Dr. Huer on the first season of "Buck Rogers In The 25th Century."

I've always liked him in countless things.

He was a very good solid actor is so many roles.