A few years after retiring from his celebrating acting career, Law & Order: Special Victims Unit star Richard Belzer has died at the age of 78. Though having gotten his career started in the early '70s with his stand-up comedy, Belzer became best-known for portraying the Baltimore Homicide Detective-turned DA Investigator John Munch in Dick Wolf's interconnected crime drama universe. Starring first in Paul Attanasio's Homicide: Life on the Street, Munch would later return in the original Law & Order before acting as one of the main characters in Law & Order: Special Victims Unit right up until his retirement from acting in 2016.