 
 <translate> This is the relevant information: 20 Million Miles to Earth began production in Rome, Italy in September 1956, using only William Hopper of the main cast, and moved to the U.S. from October 30 to November 9 of that year. The answer is Rome , Italy. <hau> Wannan shi ne bayanin da ya dace: 20 Million Miles zuwa Duniya ya fara samarwa a Roma, Italiya a watan Satumbar 1956, ta amfani da William Hopper kawai na babban wasan kwaikwayo, kuma ya koma Amurka daga Oktoba 30 zuwa Nuwamba 9 na wannan shekarar. Amsar ita ce Roma, Italiya. 