UFO conspiracy theory and reports they have presented no evidence to substantiate their statements and claims. According to the Committee for Skeptical Inquiry little or no evidence exists to support them despite significant research on the subject by non-governmental scientific agencies. On the night before Halloween in 1938, Orson Welles directed "The Mercury Theatre on the Air" live radio adaptation of H. G. Wells's classic novel, "The War of the Worlds". By mimicking a news broadcast, the show was quite realistic sounding for its time, and some listeners were fooled into thinking that a Martian invasion was underway in the United States. Widespread
The Spanish Earth the subject, the apolitical 1937 film, "The Last Train from Madrid". A later film, "Blockade" (1938), was also sympathetic to the Republicans. Orson Welles, who starred in Archibald MacLeish's verse play, "Panic" (1935), and had recently performed the role of narrator in his CBS Radio verse play, "The Fall of the City", recorded the narration for "The Spanish Earth" in May 1937. An additional English-language release is narrated by Ernest Hemingway. A French-language version is narrated by Jean Renoir. President Franklin D. Roosevelt and Eleanor Roosevelt invited Hemingway and Ivens to show the film at the White House in advance