found: Jimmy, 1969:label (Frank Gorshin)
found: Contemp. theatre, film, and television:v. 39 (Gorshin, Frank; b. Apr. 5, 1934 (some sources cite 1933), Pittsburgh, PA; actor, impressionist, and comedian)
found: Perf. arts biog. master index(Gorshin, Frank, 1935- )
found: IMDb, May 29, 2002(Frank Gorshin; b. Apr. 5, 1933, Pittsburgh, Pa.)
found: Yahoo! news WWW site, May 18, 2005(Frank Gorshin; impressionist, actor; d. Tuesday [May 17, 2005], Burbank, Calif., aged 72)
found: Wikipedia, July 31, 2019(Frank Gorshin; b. Frank John Gorshin Jr., April 5, 1933 in Pittsburgh, PA; d. May 17, 2005 in Burbank, CA; American character actor, impressionist, and comedian; most famous acting role was as the Riddler on the live-action television series Batman)