From Wikipedia, the free encyclopedia. Harold V. Goldstein (December 10, 1923 – September 11, 2010), best known by his stage name Harold Gould, was an American actor best known for playing Martin Morgenstern in the 1970s sitcoms Rhoda and The Mary Tyler Moore Show and as Miles Webber & also as Arnie Peterson on The Golden Girls. Gould acted in film and television for nearly 50 years, appearing in more than 300 television shows, 20 major motion pictures, and over 100 stage plays, and received Emmy Award nominations five times. He is known for playing elegant, well-dressed men, and he regularly played Jewish characters and grandfather-type figures on television and film. Description above from the Wikipedia article Harold Gould, licensed under CC-BY-SA, full list of contributors on Wikipedia.