The Beast of Yucca Flats (released to television as Atomic Monster: The Beast of Yucca Flats) is a 1961 B-movie horror film written and directed by Coleman Francis.It was produced by Anthony Cardoza, Roland Morin and Jim Oliphant. The film stars Swedish former wrestler Tor Johnson as "the Beast".[4] It starred Anthony Cardoza, Coleman Francis and Jim Oliphant in bit parts, as well as Conrad Brooks in a very small role. Director Francis cast his two sons (Ronald and Alan Francis) in the film as the two lost boys. The plot concerns a Soviet scientist named Joseph Jaworsky (Tor Johnson), who defects and flees to a Nevada Test Site called Yucca Flats, only to be turned into a mindless monster by atomic radiation, stalking the desert. The film has very little dialogue and most of the speech is done by omniscient narration.