[citation needed] In television, he appeared as Buck Miller in 1994 and in 2001 on the soap opera One Life to Live, as Buddy in 1977 The San Pedro Beach Bums, and voiced Union soldier, diarist and fellow Rhode Islander Elisha Hunt Rhodes in the PBS mini-series The Civil War (1990).
He is perhaps most widely recognized for his role as Mackie Bloom, a radio actor billed as "The Man of a Thousand Voices", in the 1940s-set period comedy series Remember WENN which ran on AMC from 1996 to 1998.
In the movies, Murney has appeared in such films as 1977's Slap Shot as Tommy Hanrahan, 1985's The Last Dragon as Eddie Arkadian, 1986's Maximum Overdrive, 1987's The Secret of My Success, 1989's Last Exit to Brooklyn, 1990's Loose Cannons, and in 1991's Barton Fink.
[2] His voice can be heard as Chester Cheetah for Cheetos as Dwayne in the 2006 video game VCPR New World Order, talk radio in Grand Theft Auto: Vice City Stories, as the villain Black Garius in Neverwinter Nights 2, and as various characters in Red Dead Revolver.
His son, Patrick Murney, has appeared in episodes of Law & Order: Organized Crime and Public Morals.