The residents of a small town are excited when a flaming meteor lands in the hills, until they discover it is the first of many transport devices from Mars bringing an army of invaders invincible to any man-made weapon, even the atomic bomb.
On an African safari with his friend Grant, Clyde Beatty plans to buy some black-maned Numbian lions from Jo Carter but her animals are wiped out by a fire.
"The Man from Cairo", a Michaeldavid production for distribution by Lippert, with Ray Enright the only credited director on the film print, finds Mike Canelli, the man from Cairo, nosing around Algiers with mystery surrounding the people he meets and the things he does and has done to him, all deriving from the war-time theft of $100,000,000 in gold which lies somewhere in the adjacent desert.
The new steward of Siltala ends up falling in love with the beautiful widow of the house. Their romance is endangered by misunderstandings and the fact that the estate of Siltala is swimming in debt.
Engineer Adel's journey from Europe ends and he returns to Cairo. He begins searching for his beloved Wedad, whom he had proposed to the wealthy lady, Nemat.