War of the Coprophages featured insect-like robots designed by roboticist and author Rodney Brooks. Morgan was also inspired by Orson Welles's 1938 radio broadcast of H.G. Wells's book "The War of the Worlds" (which had caused mass hysteria), with the episode's title being a direct reference to the novel (with the last part of the episode's title, "coprophages", referring to a dung eater). The town featured in this episode also takes place in—Miller's Grove—is a play on Grover's Mill, the setting of Orson Welles's 1938 radio adaptation. Originally, a scene featuring the sheriff discussing a noted case of hysteria from the 1930s was planned
Orson Welles last campaign rally, speaking at an event November 4 at Boston's Fenway Park before 40,000 people, and took part in a historic election-eve campaign broadcast November 6 on all four radio networks. On November 21, 1944, Welles began his association with "This Is My Best", a CBS radio series he would briefly produce, direct, write and host (March 13 – April 24, 1945). He wrote a political column called "Orson Welles' Almanac" (later titled "Orson Welles Today") for "The New York Post" January–November 1945, and advocated the continuation of FDR's New Deal policies and his international vision, particularly the establishment