Director: Nathan Juran
Writers: Robert Creighton Williams (screenplay) &
Christopher Knopf (screenplay) &
Charlotte Knight (story)
Release Date: June 1957 (USA)
Tagline: Monster from outerspace runs wild!
The first spaceship to visit Venus crash lands in the sea, freeing a small native Venusian creature called the Ymir. Eventually growing to enormous size, it threatens the city of Rome. Written by Steve Hill
When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome forcing the military to take drastic action.