Episode 179 aired on CBS Radio October 29, 1945. "The Whistler" was an American radio program running for a total of 13 years from May 16, 1942 until September 22, 1955. It was one of the most popular mystery dramas of its' time. Signal Oil Company sponsored the program. The marketing catch phrase was: "Let that whistle be your signal for the Signal Oil program, The Whistler." Those opening words were spoken along with the echo of footsteps and Wilbur Hatch's 13-note theme, whistled weekly by Dorothy Roberts for 13 years. Bill Forman had the title role of host and narrator. Others who portrayed the Whistler at various times were Gale Gordon (Lucille Ball's future television nemesis), Joseph Kearns (played Mr. Wilson on TV series Dennis the Menace), Marvin Miller (soon the announcer for The Bickersons and, later, television's Michael Anthony on The Millionaire), Bill Johnstone (who played The Shadow on radio 1938-1943) and Everett Clarke.