NOW: Richard Belzer
Richard Belzer played Detective Munch on eight different television series, including "Homicide: Life on the Street," "Law & Order," "The X-Files," "The Beat," "Law & Order: Trial by Jury," "Arrested Development," "The Wire" and "Law & Order: Special Victims Unit." Belzer finally retired the role late last year, but continues to work as a stand-up comedian. —XFINITY Entertainment Staff (Photos by Virginia Sherwood/NBC, Slaven Vlasic/Getty Images)
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