Richard Jay Belzer (August 4, 1944 – February 19, 2023) was an American actor, comedian, and author. He was best known for his role as BPD Detective, NYPD Detective/sergeant and investigator John Munch, whom he portrayed for 23 years in the NBC police drama series Homicide: Life on the Street, Law & Order: Special Victims Unit and in several guest appearances on other series. (Via Wikipedia)
