Ghidorah, The Three Headed Monster (1964) avi

A princess from a small Himalayan country becomes possessed by the spirit of a Venusian (a Martian in the American version) and escapes a plane just as it explodes. As this happens a meteorite falls from the sky. The princess is being hunted by a group of assassins while a detective and his reporter sister protector. The princess predicts Godzilla and Rodan reemerging from hibernation, and the beasts procedure to attack each other throughout Japan. The princess makes one final prediction, that a dreaded space monster called Ghidorah, responsible for her planet's destruction, will destroy the Earth. As Ghidorah emerges from the meteorite, Mothra and its twin priestesses attempt to convince Godzilla and Rodan they must united to stop this extraterrestrial menace and save all life on Earth.