Why is it always, always so costly for Man to move from the present to the future?

20 Million Miles to Earth is written by Bob Williams and Christopher Knopf from an original treatment by Charlott Knight. The film was produced by Charles H. Schneer's Morningside Productions for Columbia Pictures and directed by Nathan H. Juran. It stars William Hopper, Joan Taylor, Frank Puglia and a Ymir, a creation by stop-motion maestro Ray Harryhausen.

The plot sees an American rocket ship on its return from a mission to Venus, crash land in the Mediterranean Sea near the Sicilian village of Gerra. So... read the rest.