Bill Forman had the title role of the Whistler for the longest period of time. Others who portrayed the Whistler at various times were Gale Gordon (the banker on "The Lucy Show"), Joseph Kearns, Marvin Miller (announcer for "The Whistler" and "The Bickersons" and later the actor who portrayed Michael Anthony on TV's "The Millionaire"), Bill Johnstone (who had the title role on radio's "The Shadow" from 1938 to 1943) and Everett Clarke. Cast members included Betty Lou Gerson, Hans Conried, Joseph Kearns, Cathy Lewis, Elliott Lewis, Gerald Mohr, Lurene Tuttle and Jack Webb.