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
The Mercury Theatre on the Air October 30, 1938 and is one of the most famous broadcasts in the history of radio due to the panic which it accidentally caused, after which the Campbell Soup Company signed on as sponsor. "The Mercury Theatre on the Air" made its last broadcast December 4, 1938, and "The Campbell Playhouse" began December 9, 1938. After the theatrical successes of the Mercury Theatre, CBS Radio invited Orson Welles to create a summer show for 13 weeks. The series began July 11, 1938, initially titled "First Person Singular", with the formula that Welles would play the lead in each show. Some