(regory-sierra-barney-miller-4)

People Say:

Gregory Sierra!
Seth is a witness. Murder in Glendale has Jessica confused & clues lead to business partner, played by Gregory Sierra.
Gregory Sierra (1937 2021) was born on this day. Which one of these movies he's been in do you like the most?
Also, WTF happened to "Gregory Sierra as "Chano"? Was this a beloved racial stereotype detective I missed out on? Puerto Rican?
What ever happened to Gregory Sierra?